Table of Contents
710 relations: Abstract algebra, Abstract expressionism, Academy Awards, Affirmative action, Afghan conflict, Afghan mujahideen, African Americans, Age of the universe, Air conditioning, Air travel, Aircraft engine, Airliner, Airplane, Akira Kurosawa, Al Pacino, Al-Qaeda, Alain Delon, Aleatoric music, Aleister Crowley, Alfred Hitchcock, Allied-occupied Germany, Allies of World War II, Alternate history, Alternative rock, Alvin Ailey, Alzheimer's disease, American folk music revival, Americanization, Amitabh Bachchan, Angst, Antibiotic, Antidepressant, Antipsychotic, Apartheid, Apollo 11, Arab Revolt, Arab–Israeli conflict, Arabs, Argentine tango, Armenian genocide, Armenians, Arms race, Arnold Schoenberg, Art Nouveau, Arthur Miller, Artificial cardiac pacemaker, Artificial heart, Assembly line, Assyrian people, Asteroids (video game), ... Expand index (660 more) »
- 20th-century overviews
- 2nd millennium
- Late modern period
Abstract algebra
In mathematics, more specifically algebra, abstract algebra or modern algebra is the study of algebraic structures, which are sets with specific operations acting on their elements.
See 20th century and Abstract algebra
Abstract expressionism
Abstract expressionism in the United States emerged as a distinct art movement in the immediate aftermath of World War II and gained mainstream acceptance in the 1950s, a shift from the American social realism of the 1930s influenced by the Great Depression and Mexican muralists.
See 20th century and Abstract expressionism
Academy Awards
The Academy Awards of Merit, commonly known as the Oscars or Academy Awards, are awards for artistic and technical merit for the film industry.
See 20th century and Academy Awards
Affirmative action
Affirmative action (also sometimes called reservations, alternative access, positive discrimination or positive action in various countries' laws and policies) refers to a set of policies and practices within a government or organization seeking to benefit marginalized groups.
See 20th century and Affirmative action
Afghan conflict
The Afghan conflict (دافغانستان جنګونه; درگیری افغانستان) refers to the series of events that have kept Afghanistan in a near-continuous state of armed conflict since the 1970s.
See 20th century and Afghan conflict
Afghan mujahideen
The Afghan mujahideen (translit; translit) were Islamist resistance groups that fought against the Republic of Afghanistan and the Soviet Union during the Soviet–Afghan War and the subsequent First Afghan Civil War.
See 20th century and Afghan mujahideen
African Americans
African Americans, also known as Black Americans or Afro-Americans, are an ethnic group consisting of Americans with partial or total ancestry from any of the Black racial groups of Africa.
See 20th century and African Americans
Age of the universe
In physical cosmology, the age of the universe is the time elapsed since the Big Bang.
See 20th century and Age of the universe
Air conditioning
Air conditioning, often abbreviated as A/C (US) or air con (UK), is the process of removing heat from an enclosed space to achieve a more comfortable interior temperature (sometimes referred to as 'comfort cooling') and in some cases also strictly controlling the humidity of internal air.
See 20th century and Air conditioning
Air travel
Air travel is a form of travel in vehicles such as airplanes, jet aircraft, helicopters, hot air balloons, blimps, gliders, hang gliders, parachutes, or anything else that can sustain flight.
See 20th century and Air travel
Aircraft engine
An aircraft engine, often referred to as an aero engine, is the power component of an aircraft propulsion system.
See 20th century and Aircraft engine
Airliner
An airliner is a type of airplane for transporting passengers and air cargo.
Airplane
An airplane (North American English) or aeroplane (Commonwealth English), informally plane, is a fixed-wing aircraft that is propelled forward by thrust from a jet engine, propeller, or rocket engine.
Akira Kurosawa
was a Japanese filmmaker and painter who directed 30 films in a career spanning over five decades.
See 20th century and Akira Kurosawa
Al Pacino
Alfredo James Pacino (born April 25, 1940) is an American actor.
See 20th century and Al Pacino
Al-Qaeda
Al-Qaeda is a pan-Islamist militant organization led by Sunni Jihadists who self-identify as a vanguard spearheading a global Islamist revolution to unite the Muslim world under a supra-national Islamic caliphate.
Alain Delon
Alain Fabien Maurice Marcel Delon (born 8 November 1935) is a French actor, singer, filmmaker, and businessman.
See 20th century and Alain Delon
Aleatoric music
Aleatoric music (also aleatory music or chance music; from the Latin word alea, meaning "dice") is music in which some element of the composition is left to chance, and/or some primary element of a composed work's realization is left to the determination of its performer(s).
See 20th century and Aleatoric music
Aleister Crowley
Aleister Crowley (born Edward Alexander Crowley; 12 October 1875 – 1 December 1947) was an English occultist, ceremonial magician, poet, philosopher, political theorist, novelist, mountaineer, and painter.
See 20th century and Aleister Crowley
Alfred Hitchcock
Sir Alfred Joseph Hitchcock (13 August 1899 – 29 April 1980) was an English film director.
See 20th century and Alfred Hitchcock
Allied-occupied Germany
The entirety of Germany was occupied and administered by the Allies of World War II from the Berlin Declaration on 5 June 1945 to the establishment of West Germany on 23 May 1949.
See 20th century and Allied-occupied Germany
Allies of World War II
The Allies, formally referred to as the United Nations from 1942, were an international military coalition formed during World War II (1939–1945) to oppose the Axis powers.
See 20th century and Allies of World War II
Alternate history
Alternate history (also referred to as alternative history, allohistory, althist, or simply AH) is a subgenre of speculative fiction in which one or more historical events have occurred but are resolved differently than in actual history.
See 20th century and Alternate history
Alternative rock
Alternative rock (also known as alternative music, alt-rock or simply alternative) is a category of rock music that evolved from the independent music underground of the 1970s.
See 20th century and Alternative rock
Alvin Ailey
Alvin Ailey Jr. (January 5, 1931 – December 1, 1989) was an American dancer, director, choreographer, and activist who founded the Alvin Ailey American Dance Theater (AAADT).
See 20th century and Alvin Ailey
Alzheimer's disease
Alzheimer's disease (AD) is a neurodegenerative disease that usually starts slowly and progressively worsens, and is the cause of 60–70% of cases of dementia.
See 20th century and Alzheimer's disease
American folk music revival
The American folk music revival began during the 1940s and peaked in popularity in the mid-1960s.
See 20th century and American folk music revival
Americanization
Americanization or Americanisation (see spelling differences) is the influence of the American culture and economy on other countries outside the United States, including their media, cuisine, business practices, popular culture, technology and political techniques.
See 20th century and Americanization
Amitabh Bachchan
Amitabh Bachchan (born Amitabh Srivastava; 11 October 1942) is an Indian actor who works in Hindi cinema.
See 20th century and Amitabh Bachchan
Angst
Angst is fear or anxiety (anguish is its Latinate equivalent, and the words anxious and anxiety are of similar origin).
Antibiotic
An antibiotic is a type of antimicrobial substance active against bacteria.
See 20th century and Antibiotic
Antidepressant
Antidepressants are a class of medications used to treat major depressive disorder, anxiety disorders, chronic pain, and addiction.
See 20th century and Antidepressant
Antipsychotic
Antipsychotics, previously known as neuroleptics and major tranquilizers, are a class of psychotropic medication primarily used to manage psychosis (including delusions, hallucinations, paranoia or disordered thought), principally in schizophrenia but also in a range of other psychotic disorders.
See 20th century and Antipsychotic
Apartheid
Apartheid (especially South African English) was a system of institutionalised racial segregation that existed in South Africa and South West Africa (now Namibia) from 1948 to the early 1990s.
See 20th century and Apartheid
Apollo 11
Apollo 11 (July 16–24, 1969) was the American spaceflight that first landed humans on the Moon.
See 20th century and Apollo 11
Arab Revolt
The Arab Revolt (الثورة العربية), also known as the Great Arab Revolt, was an armed uprising by the Hashemite-led Arabs of the Hejaz against the Ottoman Empire amidst the Middle Eastern theatre of World War I. On the basis of the McMahon–Hussein Correspondence, exchanged between Henry McMahon of the United Kingdom and Hussein bin Ali of the Kingdom of Hejaz, the rebellion against the ruling Turks was officially initiated at Mecca on 10 June 1916.
See 20th century and Arab Revolt
Arab–Israeli conflict
The Arab–Israeli conflict is the phenomenon involving political tension, military conflicts, and other disputes between various Arab countries and Israel, which escalated during the 20th century.
See 20th century and Arab–Israeli conflict
Arabs
The Arabs (عَرَب, DIN 31635:, Arabic pronunciation), also known as the Arab people (الشَّعْبَ الْعَرَبِيّ), are an ethnic group mainly inhabiting the Arab world in West Asia and North Africa.
Argentine tango
Argentine tango is a musical genre and accompanying social dance originating at the end of the 19th century in the suburbs of Buenos Aires.
See 20th century and Argentine tango
Armenian genocide
The Armenian genocide was the systematic destruction of the Armenian people and identity in the Ottoman Empire during World War I.
See 20th century and Armenian genocide
Armenians
Armenians (hayer) are an ethnic group and nation native to the Armenian highlands of West Asia.
See 20th century and Armenians
Arms race
An arms race occurs when two or more groups compete in military superiority.
See 20th century and Arms race
Arnold Schoenberg
Arnold Schoenberg or Schönberg (13 September 187413 July 1951) was an Austrian and American composer, music theorist, teacher and writer.
See 20th century and Arnold Schoenberg
Art Nouveau
Art Nouveau is an international style of art, architecture, and applied art, especially the decorative arts.
See 20th century and Art Nouveau
Arthur Miller
Arthur Asher Miller (October 17, 1915 – February 10, 2005) was an American playwright, essayist and screenwriter in the 20th-century American theater.
See 20th century and Arthur Miller
Artificial cardiac pacemaker
An artificial cardiac pacemaker, commonly referred to as simply a pacemaker, is an implanted medical device that generates electrical pulses delivered by electrodes to one or more of the chambers of the heart.
See 20th century and Artificial cardiac pacemaker
Artificial heart
An artificial heart is an artificial organ device that replaces the heart.
See 20th century and Artificial heart
Assembly line
An assembly line is a manufacturing process (often called a progressive assembly) in which parts (usually interchangeable parts) are added as the semi-finished assembly moves from workstation to workstation where the parts are added in sequence until the final assembly is produced.
See 20th century and Assembly line
Assyrian people
Assyrians are an indigenous ethnic group native to Mesopotamia, a geographical region in West Asia.
See 20th century and Assyrian people
Asteroids (video game)
Asteroids is a space-themed multidirectional shooter arcade video game designed by Lyle Rains and Ed Logg released in November 1979 by Atari, Inc. The player controls a single spaceship in an asteroid field which is periodically traversed by flying saucers.
See 20th century and Asteroids (video game)
Atari, Inc.
Atari, Inc. was an American video game developer and home computer company founded in 1972 by Nolan Bushnell and Ted Dabney.
See 20th century and Atari, Inc.
Atlantic slave trade
The Atlantic slave trade or transatlantic slave trade involved the transportation by slave traders of enslaved African people to the Americas.
See 20th century and Atlantic slave trade
Atom
Atoms are the basic particles of the chemical elements.
Atomic bombings of Hiroshima and Nagasaki
On 6 and 9 August 1945, the United States detonated two atomic bombs over the Japanese cities of Hiroshima and Nagasaki.
See 20th century and Atomic bombings of Hiroshima and Nagasaki
Attack on Pearl Harbor
The attack on Pearl HarborAlso known as the Battle of Pearl Harbor was a surprise military strike by the Imperial Japanese Navy Air Service on the American naval base at Pearl Harbor in Honolulu, Hawaii, in the United States, just before 8:00a.m. (local time) on Sunday, December 7, 1941.
See 20th century and Attack on Pearl Harbor
Audrey Hepburn
Audrey Kathleen Hepburn (née Ruston; 4 May 1929 – 20 January 1993) was a British actress.
See 20th century and Audrey Hepburn
Austria-Hungary
Austria-Hungary, often referred to as the Austro-Hungarian Empire or the Dual Monarchy, was a multi-national constitutional monarchy in Central Europe between 1867 and 1918.
See 20th century and Austria-Hungary
Axis powers
The Axis powers, originally called the Rome–Berlin Axis and also Rome–Berlin–Tokyo Axis, was a military coalition that initiated World War II and fought against the Allies.
See 20th century and Axis powers
B. R. Ambedkar
Bhimrao Ramji Ambedkar (Bhīmrāo Rāmjī Āmbēḍkar; 14 April 1891 – 6 December 1956) was an Indian jurist, economist, social reformer and political leader who headed the committee drafting the Constitution of India from the Constituent Assembly debates, served as Law and Justice minister in the first cabinet of Jawaharlal Nehru, and inspired the Dalit Buddhist movement after renouncing Hinduism.
See 20th century and B. R. Ambedkar
Bacterial conjugation
Bacterial conjugation is the transfer of genetic material between bacterial cells by direct cell-to-cell contact or by a bridge-like connection between two cells.
See 20th century and Bacterial conjugation
Balkans
The Balkans, corresponding partially with the Balkan Peninsula, is a geographical area in southeastern Europe with various geographical and historical definitions.
Bare-knuckle boxing
Bare-knuckle boxing (also known as bare-knuckle or bare-knuckle fighting) is a full-contact combat sport based on punching without any form of padding on the hands.
See 20th century and Bare-knuckle boxing
Baseball
Baseball is a bat-and-ball sport played between two teams of nine players each, taking turns batting and fielding.
Bebop
Bebop or bop is a style of jazz developed in the early to mid-1940s in the United States.
Berlin Wall
The Berlin Wall (Berliner Mauer) was a guarded concrete barrier that encircled West Berlin of the Federal Republic of Germany (FRG; West Germany) from 1961 to 1989, separating it from East Berlin and the German Democratic Republic (GDR; East Germany).
See 20th century and Berlin Wall
Big Bang
The Big Bang is a physical theory that describes how the universe expanded from an initial state of high density and temperature.
Birth control
Birth control, also known as contraception, anticonception, and fertility control, is the use of methods or devices to prevent unintended pregnancy.
See 20th century and Birth control
Blinded experiment
In a blind or blinded experiment, information which may influence the participants of the experiment is withheld until after the experiment is complete.
See 20th century and Blinded experiment
Blood bank
A blood bank is a center where blood gathered as a result of blood donation is stored and preserved for later use in blood transfusion.
See 20th century and Blood bank
Blood transfusion
Blood transfusion is the process of transferring blood products into a person's circulation intravenously.
See 20th century and Blood transfusion
Blood type
A blood type (also known as a blood group) is a classification of blood, based on the presence and absence of antibodies and inherited antigenic substances on the surface of red blood cells (RBCs).
See 20th century and Blood type
Blues
Blues is a music genre and musical form that originated amongst African-Americans in the Deep South of the United States around the 1860s.
Bolsheviks
The Bolsheviks (italic,; from большинство,, 'majority'), led by Vladimir Lenin, were a far-left faction of the Marxist Russian Social Democratic Labour Party (RSDLP) which split with the Mensheviks at the Second Party Congress in 1903.
See 20th century and Bolsheviks
Breakup of Yugoslavia
After a period of political and economic crisis in the 1980s, the constituent republics of the Socialist Federal Republic of Yugoslavia split apart, but the unresolved issues caused a series of inter-ethnic Yugoslav Wars.
See 20th century and Breakup of Yugoslavia
Bretton Woods system
The Bretton Woods system of monetary management established the rules for commercial relations among the United States, Canada, Western European countries, and Australia and other countries, a total of 44 countries after the 1944 Bretton Woods Agreement.
See 20th century and Bretton Woods system
Brigitte Bardot
Brigitte Anne-Marie Bardot (born 28 September 1934), often referred to by her initials B.B., is a French former actress, singer, and model as well as an animal rights activist.
See 20th century and Brigitte Bardot
British Doctors Study
The British Doctors' Study was a prospective cohort study which ran from 1951 to 2001, and in 1956 provided convincing statistical evidence that tobacco smoking increases risk of lung cancer.
See 20th century and British Doctors Study
British Empire
The British Empire comprised the dominions, colonies, protectorates, mandates, and other territories ruled or administered by the United Kingdom and its predecessor states.
See 20th century and British Empire
British Invasion
The British Invasion was a cultural phenomenon of the mid-1960s, when rock and pop music acts from the United Kingdom and other aspects of British culture became popular in the United States with significant influence on the rising "counterculture" on both sides of the Atlantic Ocean.
See 20th century and British Invasion
Broadway theatre
Broadway theatre,Although theater is generally the spelling for this common noun in the United States (see American and British English spelling differences), many of the extant or closed Broadway venues use or used the spelling Theatre as the proper noun in their names.
See 20th century and Broadway theatre
Bruce Lee
Bruce Lee (born Lee Jun-fan; November 27, 1940 – July 20, 1973) was a Hong Kong-American martial artist and actor.
See 20th century and Bruce Lee
Building material
Building material is material used for construction.
See 20th century and Building material
Caliphate
A caliphate or khilāfah (خِلَافَةْ) is a monarchical form of government (initially elective, later absolute) that originated in the 7th century Arabia, whose political identity is based on a claim of succession to the Islamic State of Muhammad and the identification of a monarch called caliph (خَلِيفَةْ) as his heir and successor.
See 20th century and Caliphate
Capcom
is a Japanese video game company.
Capitalism
Capitalism is an economic system based on the private ownership of the means of production and their operation for profit.
See 20th century and Capitalism
Car
A car, or an automobile, is a motor vehicle with wheels.
Carbon dioxide
Carbon dioxide is a chemical compound with the chemical formula.
See 20th century and Carbon dioxide
Cardiac surgery
Cardiac surgery, or cardiovascular surgery, is surgery on the heart or great vessels performed by cardiac surgeons.
See 20th century and Cardiac surgery
Cary Grant
Cary Grant (born Archibald Alec Leach; January 18, 1904November 29, 1986) was an English-American actor.
See 20th century and Cary Grant
Caste system in India
The caste system in India is the paradigmatic ethnographic instance of social classification based on castes.
See 20th century and Caste system in India
Catherine Deneuve
Catherine Fabienne Dorléac (born 22 October 1943), known professionally as Catherine Deneuve, is a French actress, producer, and model.
See 20th century and Catherine Deneuve
Catholic Church
The Catholic Church, also known as the Roman Catholic Church, is the largest Christian church, with 1.28 to 1.39 billion baptized Catholics worldwide as of 2024.
See 20th century and Catholic Church
Cecil B. DeMille
Cecil Blount DeMille (August 12, 1881January 21, 1959) was an American filmmaker and actor.
See 20th century and Cecil B. DeMille
Central Europe
Central Europe is a geographical region of Europe between Eastern, Southern, Western and Northern Europe.
See 20th century and Central Europe
Central Powers
The Central Powers, also known as the Central Empires,Mittelmächte; Központi hatalmak; İttıfâq Devletleri, Bağlaşma Devletleri; translit were one of the two main coalitions that fought in World War I (1914–1918).
See 20th century and Central Powers
Century of humiliation
The century of humiliation (百年国耻) was a period in Chinese history beginning with the First Opium War (1839–1842), and ending in 1945 with China (then the Republic of China) emerging out of the Second World War as one of the Big Four and established as a permanent member of the United Nations Security Council, or alternately, ending in 1949 with the founding of the People's Republic of China.
See 20th century and Century of humiliation
Charismatic movement
The charismatic movement in Christianity is a movement within established or mainstream Christian denominations to adopt beliefs and practices of Charismatic Christianity, with an emphasis on baptism with the Holy Spirit, and the use of spiritual gifts (charismata).
See 20th century and Charismatic movement
Charles Tilly
Charles Tilly (May 27, 1929 – April 29, 2008) was an American sociologist, political scientist, and historian who wrote on the relationship between politics and society.
See 20th century and Charles Tilly
Charlie Chaplin
Sir Charles Spencer Chaplin (16 April 188925 December 1977) was an English comic actor, filmmaker, and composer who rose to fame in the era of silent film.
See 20th century and Charlie Chaplin
Chemical substance
A chemical substance is a unique form of matter with constant chemical composition and characteristic properties.
See 20th century and Chemical substance
Chemical warfare
Chemical warfare (CW) involves using the toxic properties of chemical substances as weapons.
See 20th century and Chemical warfare
Chemical weapon
A chemical weapon (CW) is a specialized munition that uses chemicals formulated to inflict death or harm on humans.
See 20th century and Chemical weapon
Chemotherapy
Chemotherapy (often abbreviated chemo, sometimes CTX and CTx) is the type of cancer treatment that uses one or more anti-cancer drugs (chemotherapeutic agents or alkylating agents) in a standard regimen.
See 20th century and Chemotherapy
Chicago Tribune
The Chicago Tribune is an American daily newspaper based in Chicago, Illinois, owned by Tribune Publishing.
See 20th century and Chicago Tribune
China
China, officially the People's Republic of China (PRC), is a country in East Asia.
Chinese Civil War
The Chinese Civil War was fought between the Kuomintang-led government of the Republic of China and the forces of the Chinese Communist Party (CCP), with armed conflict continuing intermittently from 1 August 1927 until 7 December 1949, resulting in a communist victory and control of mainland China.
See 20th century and Chinese Civil War
Chinese economic reform
The Chinese economic reform or Chinese economic miracle, also known domestically as reform and opening-up, refers to a variety of economic reforms termed "socialism with Chinese characteristics" and "socialist market economy" in the People's Republic of China (PRC) that began in the late 20th century, after Mao Zedong's death in 1976.
See 20th century and Chinese economic reform
Church of Scientology
The Church of Scientology is a group of interconnected corporate entities and other organizations devoted to the practice, administration and dissemination of Scientology, which is variously defined as a cult, a business, or a new religious movement.
See 20th century and Church of Scientology
Cinema of the United States
The cinema of the United States, consisting mainly of major film studios (also known metonymously as Hollywood) along with some independent films, has had a large effect on the global film industry since the early 20th century.
See 20th century and Cinema of the United States
Civil rights movement
The civil rights movement was a social movement and campaign from 1954 to 1968 in the United States to abolish legalized racial segregation, discrimination, and disenfranchisement in the country.
See 20th century and Civil rights movement
Clark Gable
William Clark Gable (February 1, 1901November 16, 1960) was an American film actor.
See 20th century and Clark Gable
Claudia Cardinale
Claude Joséphine Rose Cardinale (born 15 April 1938), known as Claudia Cardinale, is a Tunisian-born Italian actress.
See 20th century and Claudia Cardinale
Climate change
In common usage, climate change describes global warming—the ongoing increase in global average temperature—and its effects on Earth's climate system.
See 20th century and Climate change
Clinical trial
Clinical trials are prospective biomedical or behavioral research studies on human participants designed to answer specific questions about biomedical or behavioral interventions, including new treatments (such as novel vaccines, drugs, dietary choices, dietary supplements, and medical devices) and known interventions that warrant further study and comparison.
See 20th century and Clinical trial
Clothes dryer
A clothes dryer (tumble dryer, drying machine, or simply dryer) is a powered household appliance that is used to remove moisture from a load of clothing, bedding and other textiles, usually after they are washed in a washing machine.
See 20th century and Clothes dryer
Cocaine
Cocaine (from, from, ultimately from Quechua: kúka) is a tropane alkaloid that acts as a central nervous system (CNS) stimulant.
Cold War
The Cold War was a period of geopolitical tension between the United States and the Soviet Union and their respective allies, the Western Bloc and the Eastern Bloc, that started in 1947, two years after the end of World War II, and lasted until the fall of the Soviet Union in 1991.
Colonialism
Colonialism is the pursuing, establishing and maintaining of control and exploitation of people and of resources by a foreign group.
See 20th century and Colonialism
Colony
A colony is a territory subject to a form of foreign rule.
Color field
Color field painting is a style of abstract painting that emerged in New York City during the 1940s and 1950s.
See 20th century and Color field
Committee of Union and Progress
The Committee of Union and Progress (CUP, also translated as the Society of Union and Progress; script) was a revolutionary group and political party active between 1889 and 1926 in the Ottoman Empire and the Republic of Turkey.
See 20th century and Committee of Union and Progress
Communism
Communism (from Latin label) is a sociopolitical, philosophical, and economic ideology within the socialist movement, whose goal is the creation of a communist society, a socioeconomic order centered around common ownership of the means of production, distribution, and exchange that allocates products to everyone in the society based on need.
See 20th century and Communism
Communist party
A communist party is a political party that seeks to realize the socio-economic goals of communism.
See 20th century and Communist party
Communist state
A communist state, also known as a Marxist–Leninist state, is a one-party state in which the totality of the power belongs to a party adhering to some form of Marxism–Leninism, a branch of the communist ideology.
See 20th century and Communist state
Computer
A computer is a machine that can be programmed to automatically carry out sequences of arithmetic or logical operations (computation).
Computer-generated imagery
Computer-generated imagery (CGI) is a specific-technology or application of computer graphics for creating or improving images in art, printed media, simulators, videos and video games.
See 20th century and Computer-generated imagery
Computing
Computing is any goal-oriented activity requiring, benefiting from, or creating computing machinery.
See 20th century and Computing
Conceptual art
Conceptual art, also referred to as conceptualism, is art in which the concept(s) or idea(s) involved in the work are prioritized equally to or more than traditional aesthetic, technical, and material concerns.
See 20th century and Conceptual art
Concert
A concert is a live music performance in front of an audience.
Conservation movement
The conservation movement, also known as nature conservation, is a political, environmental, and social movement that seeks to manage and protect natural resources, including animal, fungus, and plant species as well as their habitat for the future.
See 20th century and Conservation movement
Constitution of India
The Constitution of India is the supreme law of India.
See 20th century and Constitution of India
Containment
Containment was a geopolitical strategic foreign policy pursued by the United States during the Cold War to prevent the spread of communism after the end of World War II.
See 20th century and Containment
Contemporary art
Contemporary art is a term used to describe the art of today, and it generally refers to art produced from the 1970s onwards.
See 20th century and Contemporary art
Controlled-access highway
A controlled-access highway is a type of highway that has been designed for high-speed vehicular traffic, with all traffic flow—ingress and egress—regulated.
See 20th century and Controlled-access highway
Coronation of Elizabeth II
The coronation of Elizabeth II as queen of the United Kingdom and the other Commonwealth realms took place on 2 June 1953 at Westminster Abbey in London.
See 20th century and Coronation of Elizabeth II
Country music
Country (also called country and western) is a music genre originating in the southern regions of the United States, both the American South and the Southwest.
See 20th century and Country music
CT scan
A computed tomography scan (CT scan; formerly called computed axial tomography scan or CAT scan) is a medical imaging technique used to obtain detailed internal images of the body.
Cuba
Cuba, officially the Republic of Cuba, is an island country, comprising the island of Cuba, Isla de la Juventud, archipelagos, 4,195 islands and cays surrounding the main island.
Cuban Revolution
The Cuban Revolution (Revolución cubana) was the military and political effort to overthrow Fulgencio Batista's dictatorship which reigned as the government of Cuba between 1952 and 1959.
See 20th century and Cuban Revolution
Cubism
Cubism is an early-20th-century avant-garde art movement begun in Paris that revolutionized painting and the visual arts, and influenced artistic innovations in music, ballet, literature, and architecture.
Cultural homogenization
Cultural homogenization is an aspect of cultural globalization, listed as one of its main characteristics, and refers to the reduction in cultural diversity through the popularization and diffusion of a wide array of cultural symbols—not only physical objects but customs, ideas and values.
See 20th century and Cultural homogenization
Culture of the United States
The culture of the United States of America, also referred to as American culture, encompasses various social behaviors, institutions, and norms in the United States, including forms of speech, literature, music, visual arts, performing arts, food, sports, religion, law, technology as well as other customs, beliefs, and forms of knowledge.
See 20th century and Culture of the United States
Cure
A cure is a substance or procedure that ends a medical condition, such as a medication, a surgical operation, a change in lifestyle or even a philosophical mindset that helps end a person's sufferings; or the state of being healed, or cured.
D. W. Griffith
David Wark Griffith (January 22, 1875 – July 23, 1948) was an American film director.
See 20th century and D. W. Griffith
Dada
Dada or Dadaism was an art movement of the European avant-garde in the early 20th century, with early centres in Zürich, Switzerland, at the Cabaret Voltaire (in 1916), founded by Hugo Ball with his companion Emmy Hennings, and in Berlin in 1917.
Dalit Buddhist movement
The Dalit Buddhist movement (also known as the Neo-Buddhist movement, Buddhist movement For Dalits, Ambedkarite Buddhist movement and Modern Buddhist movement) is a religious as well as a socio-political movement among Dalits in India which was started by B. R. Ambedkar.
See 20th century and Dalit Buddhist movement
Dance
Dance is an art form, often classified as a sport, consisting of sequences of body movements with aesthetic and often symbolic value, either improvised or purposefully selected.
David Ben-Gurion
David Ben-Gurion (דָּוִד בֶּן־גּוּרִיּוֹן; born David Grün; 16 October 1886 – 1 December 1973) was the primary national founder of the State of Israel as well as its first prime minister.
See 20th century and David Ben-Gurion
De Stijl
De Stijl (Dutch for "The Style"), incorporating the ideas of Neoplasticism, was a Dutch art movement founded in 1917 in Leiden, consisting of artists and architects.
Death rates in the 20th century
Death rates in the 20th century is the ratio of deaths compared to the population around the world throughout the 20th century.
See 20th century and Death rates in the 20th century
Decolonisation of Africa
The decolonisation of Africa was a series of political developments in Africa that spanned from the mid-1950s to 1975, during the Cold War.
See 20th century and Decolonisation of Africa
Decolonisation of Asia
The decolonisation of Asia was the gradual growth of independence movements in Asia, leading ultimately to the retreat of foreign powers and the creation of several nation-states in the region.
See 20th century and Decolonisation of Asia
Decolonization
independence. Decolonization is the undoing of colonialism, the latter being the process whereby imperial nations establish and dominate foreign territories, often overseas.
See 20th century and Decolonization
Deforestation
Deforestation or forest clearance is the removal and destruction of a forest or stand of trees from land that is then converted to non-forest use.
See 20th century and Deforestation
Delusion
A delusion is a false fixed belief that is not amenable to change in light of conflicting evidence.
Democide
Democide refers to "the intentional killing of an unarmed or disarmed person by government agents acting in their authoritative capacity and pursuant to government policy or high command." The term was first coined by Holocaust historian and statistics expert, R.J. Rummel in his book Death by Government, but has also been described as a better term than genocide to refer to certain types of mass killings, by renowned Holocaust historian Yehuda Bauer.
Democracy
Democracy (from dēmokratía, dēmos 'people' and kratos 'rule') is a system of government in which state power is vested in the people or the general population of a state.
See 20th century and Democracy
Democratic capitalism
Democratic capitalism, also referred to as market democracy, is a political and economic system that integrates resource allocation by marginal productivity (synonymous with free-market capitalism), with policies of resource allocation by social entitlement.
See 20th century and Democratic capitalism
Detective fiction
Detective fiction is a subgenre of crime fiction and mystery fiction in which an investigator or a detective—whether professional, amateur or retired—investigates a crime, often murder.
See 20th century and Detective fiction
Developing country
A developing country is a sovereign state with a less developed industrial base and a lower Human Development Index (HDI) relative to other countries.
See 20th century and Developing country
Diabetes
Diabetes mellitus, often known simply as diabetes, is a group of common endocrine diseases characterized by sustained high blood sugar levels.
Dianetics
Dianetics is a set of ideas and practices invented in 1950 by science fiction writer L. Ron Hubbard regarding the human mind.
See 20th century and Dianetics
Disco
Disco is a genre of dance music and a subculture that emerged in the late 1960s from the United States' urban nightlife scene.
Dishwasher
A dishwasher is a machine that is used to clean dishware, cookware, and cutlery automatically.
See 20th century and Dishwasher
Dissolution of Czechoslovakia
The dissolution of Czechoslovakia (Rozdělení Československa, Rozdelenie Československa), which took effect on December 31, 1992, was the self-determined secession of the federal republic of Czechoslovakia into the independent countries of the Czech Republic and Slovakia.
See 20th century and Dissolution of Czechoslovakia
Dissolution of the Soviet Union
The Union of Soviet Socialist Republics (USSR) was formally dissolved as a sovereign state and subject of international law on 26 December 1991 by Declaration № 142-Н of the Soviet of the Republics of the Supreme Soviet of the Soviet Union.
See 20th century and Dissolution of the Soviet Union
DNA
Deoxyribonucleic acid (DNA) is a polymer composed of two polynucleotide chains that coil around each other to form a double helix.
Dolly (sheep)
Dolly (5 July 1996 – 14 February 2003) was a female Finn-Dorset sheep and the first mammal that was cloned from an adult somatic cell.
See 20th century and Dolly (sheep)
Donkey Kong (1981 video game)
is a 1981 arcade video game developed and published by Nintendo.
See 20th century and Donkey Kong (1981 video game)
Doreen Valiente
Doreen Edith Dominy Valiente (4 January 1922 – 1 September 1999) was an English Wiccan who was responsible for writing much of the early religious liturgy within the tradition of Gardnerian Wicca.
See 20th century and Doreen Valiente
Doris Humphrey
Doris Batcheller Humphrey (October 17, 1895 – December 29, 1958) was an American dancer and choreographer of the early twentieth century.
See 20th century and Doris Humphrey
DPT vaccine
The DPT vaccine or DTP vaccine is a class of combination vaccines against three infectious diseases in humans: diphtheria, pertussis (whooping cough), and tetanus (lockjaw).
See 20th century and DPT vaccine
Drug prohibition
The prohibition of drugs through sumptuary legislation or religious law is a common means of attempting to prevent the recreational use of certain intoxicating substances.
See 20th century and Drug prohibition
Dual carriageway
A dual carriageway (BrE) or a divided highway (AmE) is a class of highway with carriageways for traffic travelling in opposite directions separated by a central reservation (BrE) or median (AmE).
See 20th century and Dual carriageway
Dwarf planet
A dwarf planet is a small planetary-mass object that is in direct orbit around the Sun, massive enough to be gravitationally rounded, but insufficient to achieve orbital dominance like the eight classical planets of the Solar System.
See 20th century and Dwarf planet
E. O. Wilson
Edward Osborne Wilson (June 10, 1929 – December 26, 2021) was an American biologist, naturalist, ecologist, and entomologist known for developing the field of sociobiology.
See 20th century and E. O. Wilson
East Germany
East Germany (Ostdeutschland), officially known as the German Democratic Republic (GDR; Deutsche Demokratische Republik,, DDR), was a country in Central Europe from its formation on 7 October 1949 until its reunification with West Germany on 3 October 1990.
See 20th century and East Germany
Eastern Bloc
The Eastern Bloc, also known as the Communist Bloc (Combloc), the Socialist Bloc, and the Soviet Bloc, was the unofficial coalition of communist states of Central and Eastern Europe, Asia, Africa, and Latin America that were aligned with the Soviet Union and existed during the Cold War (1947–1991).
See 20th century and Eastern Bloc
Eastern Front (World War II)
The Eastern Front, also known as the Great Patriotic War in the Soviet Union and its successor states, and the German–Soviet War in contemporary German and Ukrainian historiographies, was a theatre of World War II fought between the European Axis powers and Allies, including the Soviet Union (USSR) and Poland.
See 20th century and Eastern Front (World War II)
Ecological extinction
Ecological extinction is "the reduction of a species to such low abundance that, although it is still present in the community, it no longer interacts significantly with other species".
See 20th century and Ecological extinction
Economic globalization
Economic globalization is one of the three main dimensions of globalization commonly found in academic literature, with the two others being political globalization and cultural globalization, as well as the general term of globalization.
See 20th century and Economic globalization
Edward Albee
Edward Franklin Albee III (March 12, 1928 – September 16, 2016) was an American playwright known for works such as The Zoo Story (1958), The Sandbox (1959), Who's Afraid of Virginia Woolf? (1962), A Delicate Balance (1966), and Three Tall Women (1994).
See 20th century and Edward Albee
Egalitarianism
Egalitarianism, or equalitarianism, is a school of thought within political philosophy that builds on the concept of social equality, prioritizing it for all people.
See 20th century and Egalitarianism
Eight-Nation Alliance
The Eight-Nation Alliance was a multinational military coalition that invaded northern China in 1900 during the Boxer Rebellion, with the stated aim of relieving the foreign legations in Beijing, which was being besieged by the popular Boxer militiamen, who were determined to remove foreign imperialism in China.
See 20th century and Eight-Nation Alliance
Electric light
An electric light, lamp, or light bulb is an electrical component that produces light.
See 20th century and Electric light
Electric stove
An electric stove, electric cooker or electric range is a stove with an integrated electrical heating device to cook and bake.
See 20th century and Electric stove
Electricity generation
Electricity generation is the process of generating electric power from sources of primary energy.
See 20th century and Electricity generation
Electromagnetism
In physics, electromagnetism is an interaction that occurs between particles with electric charge via electromagnetic fields.
See 20th century and Electromagnetism
Electronic dance music
Electronic dance music (EDM), also referred to as club music, is a broad range of percussive electronic music genres originally made for nightclubs, raves, and festivals.
See 20th century and Electronic dance music
Electronic musical instrument
An electronic musical instrument or electrophone is a musical instrument that produces sound using electronic circuitry.
See 20th century and Electronic musical instrument
Electroweak interaction
In particle physics, the electroweak interaction or electroweak force is the unified description of two of the four known fundamental interactions of nature: electromagnetism (electromagnetic interaction) and the weak interaction.
See 20th century and Electroweak interaction
Elementary particle
In particle physics, an elementary particle or fundamental particle is a subatomic particle that is not composed of other particles.
See 20th century and Elementary particle
Elizabeth Taylor
Dame Elizabeth Rosemond Taylor (27 February 1932 – 23 March 2011) was a British and American actress.
See 20th century and Elizabeth Taylor
Empire of Japan
The Empire of Japan, also referred to as the Japanese Empire, Imperial Japan, or simply Japan, was the Japanese nation-state that existed from the Meiji Restoration in 1868 until the enactment of the reformed Constitution of Japan in 1947.
See 20th century and Empire of Japan
End of the British Mandate for Palestine
The end of the British Mandate for Palestine was formally made by way of the (11 & 12 Geo. 6. c. 27) of 29 April.
See 20th century and End of the British Mandate for Palestine
Environmental degradation
Environmental degradation is the deterioration of the environment through depletion of resources such as quality of air, water and soil; the destruction of ecosystems; habitat destruction; the extinction of wildlife; and pollution.
See 20th century and Environmental degradation
Environmental quality
Environmental Quality is a set of properties and characteristics of the environment, either generalized or local, as they impinge on human beings and other organisms.
See 20th century and Environmental quality
Epidemiology
Epidemiology is the study and analysis of the distribution (who, when, and where), patterns and determinants of health and disease conditions in a defined population.
See 20th century and Epidemiology
Eradication of infectious diseases
The eradication of infectious diseases is the reduction of the prevalence of an infectious disease in the global host population to zero.
See 20th century and Eradication of infectious diseases
Ethnic nationalism
Ethnic nationalism, also known as ethnonationalism, is a form of nationalism wherein the nation and nationality are defined in terms of ethnicity, with emphasis on an ethnocentric (and in some cases an ethnocratic) approach to various political issues related to national affirmation of a particular ethnic group.
See 20th century and Ethnic nationalism
Eugene O'Neill
Eugene Gladstone O'Neill (October 16, 1888 – November 27, 1953) was an American playwright.
See 20th century and Eugene O'Neill
European integration
European integration is the process of industrial, economic, political, legal, social, and cultural integration of states wholly or partially in Europe, or nearby.
See 20th century and European integration
European Union
The European Union (EU) is a supranational political and economic union of member states that are located primarily in Europe.
See 20th century and European Union
Evolution
Evolution is the change in the heritable characteristics of biological populations over successive generations.
See 20th century and Evolution
Exercise machine
An exercise machine is any machine used for physical exercise.
See 20th century and Exercise machine
Exoplanet
An exoplanet or extrasolar planet is a planet outside the Solar System.
See 20th century and Exoplanet
Expansionism
Expansionism refers to states obtaining greater territory through military empire-building or colonialism.
See 20th century and Expansionism
Expressionism
Expressionism is a modernist movement, initially in poetry and painting, originating in Northern Europe around the beginning of the 20th century.
See 20th century and Expressionism
Ezz El-Dine Zulficar
Ezz El-Dine Ahmed Mourad Zulficar (Egyptian Arabic: عز الدين ذو الفقار,,, Ezz El-Dine Zulfikar; 28 October 1919 – 1 July 1963) was an Egyptian film director, screenwriter, actor and producer known for his distinctive style, which blends romance and action.
See 20th century and Ezz El-Dine Zulficar
Falangism
Falangism (Falangismo) was the political ideology of three political parties in Spain that were known as the Falange, namely first the Falange Española, Falange Española de las Juntas de Ofensiva Nacional Sindicalista (FE de las JONS) and afterwards the Falange Española Tradicionalista y de las Juntas de Ofensiva Nacional Sindicalista (FET y de las JONS).
See 20th century and Falangism
Falun Gong
Falun Gong or Falun Dafa is a new religious movement.
See 20th century and Falun Gong
Famine
A famine is a widespread scarcity of food caused by several possible factors, including, but not limited to war, natural disasters, crop failure, widespread poverty, an economic catastrophe or government policies.
Fascism
Fascism is a far-right, authoritarian, ultranationalist political ideology and movement, characterized by a dictatorial leader, centralized autocracy, militarism, forcible suppression of opposition, belief in a natural social hierarchy, subordination of individual interests for the perceived good of the nation or race, and strong regimentation of society and the economy.
Fascist Italy
Fascist Italy is a term which is used to describe the Kingdom of Italy when it was governed by the National Fascist Party from 1922 to 1943 with Benito Mussolini as prime minister and dictator.
See 20th century and Fascist Italy
Faten Hamama
Faten Ahmed Hamama (فاتن حمامه; 27 May 1931 – 17 January 2015) was an Egyptian film and television actress and film producer.
See 20th century and Faten Hamama
Fatima Rushdi
Fatima Rushdi (November 15, 1908 – January 23, 1996) was an Egyptian actress, singer, film director, and producer who was one of the pioneers of Egyptian cinema.
See 20th century and Fatima Rushdi
Fauvism
Fauvism is a style of painting and an art movement that emerged in France at the beginning of the 20th century.
Federico Fellini
Federico Fellini (20 January 1920 – 31 October 1993) was an Italian film director and screenwriter.
See 20th century and Federico Fellini
Fernanda Montenegro
Arlette Pinheiro Esteves Torres ONM (née da Silva; born 16 October 1929), known by her stage name Fernanda Montenegro (/feʁˈnɐ̃dɐ mõtʃiˈnegɾu/), is a Brazilian stage, television and film actress.
See 20th century and Fernanda Montenegro
FIFA World Cup
The FIFA World Cup, often called the World Cup, is an international association football competition among the senior men's national teams of the members of the Fédération Internationale de Football Association (FIFA), the sport's global governing body.
See 20th century and FIFA World Cup
First strike (nuclear strategy)
In nuclear strategy, a first strike or preemptive strike is a preemptive surprise attack employing overwhelming force.
See 20th century and First strike (nuclear strategy)
Five-year plans of the Soviet Union
The five-year plans for the development of the national economy of the Union of Soviet Socialist Republics (USSR) (Пятилетние планы развития народного хозяйства СССР, Pyatiletniye plany razvitiya narodnogo khozyaystva SSSR) consisted of a series of nationwide centralized economic plans in the Soviet Union, beginning in the late 1920s.
See 20th century and Five-year plans of the Soviet Union
Fixed exchange rate system
A fixed exchange rate, often called a pegged exchange rate, is a type of exchange rate regime in which a currency's value is fixed or pegged by a monetary authority against the value of another currency, a basket of other currencies, or another measure of value, such as gold.
See 20th century and Fixed exchange rate system
Floating exchange rate
In macroeconomics and economic policy, a floating exchange rate (also known as a fluctuating or flexible exchange rate) is a type of exchange rate regime in which a currency's value is allowed to fluctuate in response to foreign exchange market events.
See 20th century and Floating exchange rate
Folk rock
Folk rock is a fusion genre of rock music with heavy influences from pop, English and American folk music.
See 20th century and Folk rock
Force
A force is an influence that can cause an object to change its velocity, i.e., to accelerate, meaning a change in speed or direction, unless counterbalanced by other forces.
Fossil fuel
A fossil fuel is a carbon compound- or hydrocarbon-containing material such as coal, oil, and natural gas, formed naturally in the Earth's crust from the remains of prehistoric organisms (animals, plants and planktons), a process that occurs within geological formations.
See 20th century and Fossil fuel
Four color theorem
In mathematics, the four color theorem, or the four color map theorem, states that no more than four colors are required to color the regions of any map so that no two adjacent regions have the same color.
See 20th century and Four color theorem
Fractal
In mathematics, a fractal is a geometric shape containing detailed structure at arbitrarily small scales, usually having a fractal dimension strictly exceeding the topological dimension.
Francis Crick
Francis Harry Compton Crick (8 June 1916 – 28 July 2004) was an English molecular biologist, biophysicist, and neuroscientist.
See 20th century and Francis Crick
Francisco Franco
Francisco Franco Bahamonde (4 December 1892 – 20 November 1975) was a Spanish military general who led the Nationalist forces in overthrowing the Second Spanish Republic during the Spanish Civil War and thereafter ruled over Spain from 1939 to 1975 as a dictator, assuming the title Caudillo.
See 20th century and Francisco Franco
Frank Capra
Frank Russell Capra (born Francesco Rosario Capra; May 18, 1897 – September 3, 1991) was an Italian-American film director, producer, and screenwriter who was the creative force behind several major award-winning films of the 1930s and 1940s.
See 20th century and Frank Capra
Free France
Free France (France libre) was a political entity claiming to be the legitimate government of France following the dissolution of the Third Republic during World War II.
See 20th century and Free France
French Third Republic
The French Third Republic (Troisième République, sometimes written as La IIIe République) was the system of government adopted in France from 4 September 1870, when the Second French Empire collapsed during the Franco-Prussian War, until 10 July 1940, after the Fall of France during World War II led to the formation of the Vichy government.
See 20th century and French Third Republic
Frogger
is a 1981 arcade action game developed by Konami and published by Sega.
Frozen food
Freezing food preserves it from the time it is prepared to the time it is eaten.
See 20th century and Frozen food
Functional analysis
Functional analysis is a branch of mathematical analysis, the core of which is formed by the study of vector spaces endowed with some kind of limit-related structure (for example, inner product, norm, or topology) and the linear functions defined on these spaces and suitably respecting these structures.
See 20th century and Functional analysis
Fundamental interaction
In physics, the fundamental interactions or fundamental forces are the interactions that do not appear to be reducible to more basic interactions.
See 20th century and Fundamental interaction
Galaga
is a 1981 fixed shooter arcade video game developed and published by Namco.
Gérard Depardieu
Gérard Xavier Marcel Depardieu (born 27 December 1948) is a French actor, known to be one of the most prolific in film history.
See 20th century and Gérard Depardieu
Gödel's incompleteness theorems
Gödel's incompleteness theorems are two theorems of mathematical logic that are concerned with the limits of in formal axiomatic theories.
See 20th century and Gödel's incompleteness theorems
General relativity
General relativity, also known as the general theory of relativity and Einstein's theory of gravity, is the geometric theory of gravitation published by Albert Einstein in 1915 and is the current description of gravitation in modern physics.
See 20th century and General relativity
Genetic engineering
Genetic engineering, also called genetic modification or genetic manipulation, is the modification and manipulation of an organism's genes using technology.
See 20th century and Genetic engineering
Genetics
Genetics is the study of genes, genetic variation, and heredity in organisms.
George Lucas
George Walton Lucas Jr. (born May 14, 1944) is an American filmmaker and philanthropist.
See 20th century and George Lucas
Gerald Gardner
Gerald Brosseau Gardner (13 June 1884 – 12 February 1964), also known by the craft name Scire, was an English Wiccan, author, and amateur anthropologist and archaeologist.
See 20th century and Gerald Gardner
German Empire
The German Empire, also referred to as Imperial Germany, the Second Reich or simply Germany, was the period of the German Reich from the unification of Germany in 1871 until the November Revolution in 1918, when the German Reich changed its form of government from a monarchy to a republic.
See 20th century and German Empire
German Instrument of Surrender
The German Instrument of Surrender was a legal document effecting the unconditional surrender of the remaining German armed forces to the Allies, which ended World War II in Europe, with the surrender taking effect at 23:01 CET on the same day.
See 20th century and German Instrument of Surrender
German reunification
German reunification (Deutsche Wiedervereinigung) was the process of re-establishing Germany as a single full sovereign state, which took place between 9 November 1989 and 15 March 1991.
See 20th century and German reunification
Global North and Global South
Global North and Global South are terms that denote a method of grouping countries based on their defining characteristics with regard to socioeconomics and politics.
See 20th century and Global North and Global South
Global politics
Global politics, also known as world politics, names both the discipline that studies the political and economic patterns of the world and the field that is being studied.
See 20th century and Global politics
Global Positioning System
The Global Positioning System (GPS), originally Navstar GPS, is a satellite-based radio navigation system owned by the United States government and operated by the United States Space Force.
See 20th century and Global Positioning System
Globalization
Globalization, or globalisation (Commonwealth English; see spelling differences), is the process of interaction and integration among people, companies, and governments worldwide.
See 20th century and Globalization
Gold standard
A gold standard is a monetary system in which the standard economic unit of account is based on a fixed quantity of gold.
See 20th century and Gold standard
Golden age of arcade video games
The golden age of arcade video games was the period of rapid growth, technological development, and cultural influence of arcade video games from the late 1970s to the early 1980s.
See 20th century and Golden age of arcade video games
Government of Iran
The Government of the Islamic Republic of Iran (Nezâm-e Jomhuri-ye Eslâmi-ye Irân), known simply as Nezam (translit), is the ruling state and current political system in Iran, in power since the Iranian Revolution and fall of the Pahlavi dynasty in 1979.
See 20th century and Government of Iran
Gran Turismo (1997 video game)
is a 1997 racing simulation video game developed by Japan Studio's Polys Entertainment (later called Polyphony Digital for North American releases and sequels) and published by Sony Computer Entertainment for the PlayStation.
See 20th century and Gran Turismo (1997 video game)
Great Chinese Famine
The Great Chinese Famine was a famine that occurred between 1959 and 1961 in the People's Republic of China (PRC).
See 20th century and Great Chinese Famine
Great Depression
The Great Depression (19291939) was a severe global economic downturn that affected many countries across the world.
See 20th century and Great Depression
Great Leap Forward
The Great Leap Forward was an economic and social campaign within the People's Republic of China (PRC) from 1958 to 1962, led by the Chinese Communist Party (CCP).
See 20th century and Great Leap Forward
Greek genocide
The Greek genocide, which included the Pontic genocide, was the systematic killing of the Christian Ottoman Greek population of Anatolia, which was carried out mainly during World War I and its aftermath (1914–1922) – including the Turkish War of Independence (1919–1923) – on the basis of their religion and ethnicity.
See 20th century and Greek genocide
Greeks
The Greeks or Hellenes (Έλληνες, Éllines) are an ethnic group and nation native to Greece, Cyprus, southern Albania, Anatolia, parts of Italy and Egypt, and to a lesser extent, other countries surrounding the Eastern Mediterranean and Black Sea. They also form a significant diaspora, with many Greek communities established around the world..
Green party
A green party is a formally organized political party based on the principles of green politics, such as environmentalism and social justice.
See 20th century and Green party
Green Revolution
The Green Revolution, or the Third Agricultural Revolution, was a period of technology transfer initiatives that saw greatly increased crop yields.
See 20th century and Green Revolution
Greenhouse gas
Greenhouse gases (GHGs) are the gases in the atmosphere that raise the surface temperature of planets such as the Earth.
See 20th century and Greenhouse gas
Greenwood District, Tulsa
Greenwood is a historic freedom colony in Tulsa, Oklahoma.
See 20th century and Greenwood District, Tulsa
Grove Press
Grove Press is an American publishing imprint that was founded in 1947.
See 20th century and Grove Press
Gulag
The Gulag was a system of forced labor camps in the Soviet Union.
Hallucination
A hallucination is a perception in the absence of an external stimulus that has the compelling sense of reality.
See 20th century and Hallucination
Harrison Ford
Harrison Ford (born July 13, 1942) is an American actor.
See 20th century and Harrison Ford
Harry Belafonte
Harry Belafonte (born Harold George Bellanfanti Jr.; March 1, 1927 – April 25, 2023) was an American singer, actor, and civil rights activist who popularized calypso music with international audiences in the 1950s and 1960s.
See 20th century and Harry Belafonte
Health technology
Health technology is defined by the World Health Organization as the "application of organized knowledge and skills in the form of devices, medicines, vaccines, procedures, and systems developed to solve a health problem and improve quality of lives".
See 20th century and Health technology
Heavy metal music
Heavy metal (or simply metal) is a genre of rock music that developed in the late 1960s and early 1970s, largely in the United Kingdom and United States.
See 20th century and Heavy metal music
Henry McMahon
Sir Vincent Arthur Henry McMahon (28 November 1862 – 29 December 1949) was a British Indian Army officer and diplomat who served as the Foreign Secretary in the Government of India from 1911 to 1915 and as the High Commissioner in Egypt from 1915 to 1917.
See 20th century and Henry McMahon
Henry Miller
Henry Valentine Miller (December 26, 1891 – June 7, 1980) was an American novelist, short story writer and essayist.
See 20th century and Henry Miller
Hepatitis A vaccine
Hepatitis A vaccine is a vaccine that prevents hepatitis A. It is effective in around 95% of cases and lasts for at least twenty years and possibly a person's entire life.
See 20th century and Hepatitis A vaccine
Hepatitis B vaccine
Hepatitis B vaccine is a vaccine that prevents hepatitis B. The first dose is recommended within 24 hours of birth with either two or three more doses given after that.
See 20th century and Hepatitis B vaccine
Herbicide
Herbicides, also commonly known as weed killers, are substances used to control undesired plants, also known as weeds.
See 20th century and Herbicide
Hideo Kojima
is a Japanese video game designer.
See 20th century and Hideo Kojima
Hip hop music
Hip hop or hip-hop, also known as rap and formerly as disco rap, is a genre of popular music that originated in the early 1970s from the African American community.
See 20th century and Hip hop music
Hippie
A hippie, also spelled hippy, especially in British English, is someone associated with the counterculture of the 1960s, originally a youth movement that began in the United States during or around 1964 and spread to different countries around the world.
History of colonialism
independence. The historical phenomenon of colonization is one that stretches around the globe and across time.
See 20th century and History of colonialism
History of medicine
The history of medicine is both a study of medicine throughout history as well as a multidisciplinary field of study that seeks to explore and understand medical practices, both past and present, throughout human societies.
See 20th century and History of medicine
HIV
The human immunodeficiency viruses (HIV) are two species of Lentivirus (a subgroup of retrovirus) that infect humans.
HIV/AIDS
The human immunodeficiency virus (HIV) is a retrovirus that attacks the immune system.
HIV/AIDS in Africa
HIV/AIDS originated in the early 20th century and has become a major public health concern and cause of death in many countries.
See 20th century and HIV/AIDS in Africa
Hollywood, Los Angeles
Hollywood is a neighborhood in the central region of Los Angeles County, California, mostly within the city of Los Angeles.
See 20th century and Hollywood, Los Angeles
Holocene extinction
The Holocene extinction, or Anthropocene extinction, is the ongoing extinction event caused by humans during the Holocene epoch.
See 20th century and Holocene extinction
Home appliance
A home appliance, also referred to as a domestic appliance, an electric appliance or a household appliance, is a machine which assists in household functions such as cooking, cleaning and food preservation.
See 20th century and Home appliance
House music
House is a genre of electronic dance music characterized by a repetitive four-on-the-floor beat and a typical tempo of 115–130 beats per minute.
See 20th century and House music
Howard Hawks
Howard Winchester Hawks (May 30, 1896December 26, 1977) was an American film director, producer, and screenwriter of the classic Hollywood era.
See 20th century and Howard Hawks
Hubble Space Telescope
The Hubble Space Telescope (often referred to as HST or Hubble) is a space telescope that was launched into low Earth orbit in 1990 and remains in operation.
See 20th century and Hubble Space Telescope
Human Genome Project
The Human Genome Project (HGP) was an international scientific research project with the goal of determining the base pairs that make up human DNA, and of identifying, mapping and sequencing all of the genes of the human genome from both a physical and a functional standpoint.
See 20th century and Human Genome Project
Human history
Human history is the development of humankind from prehistory to the present.
See 20th century and Human history
Human rights in the Soviet Union
Human rights in the Soviet Union were severely limited.
See 20th century and Human rights in the Soviet Union
Human spaceflight
Human spaceflight (also referred to as manned spaceflight or crewed spaceflight) is spaceflight with a crew or passengers aboard a spacecraft, often with the spacecraft being operated directly by the onboard human crew.
See 20th century and Human spaceflight
Humphrey Bogart
Humphrey DeForest Bogart (December 25, 1899 – January 14, 1957), colloquially nicknamed Bogie, was an American actor.
See 20th century and Humphrey Bogart
Hussein bin Ali, King of Hejaz
Hussein bin Ali al-Hashimi (al-Ḥusayn bin 'Alī al-Hāshimī; 1 May 18544 June 1931) was an Arab leader from the Banu Qatadah branch of the Banu Hashim clan who was the Sharif and Emir of Mecca from 1908 and, after proclaiming the Great Arab Revolt against the Ottoman Empire, King of the Hejaz, even if he refused this title,Representation Of Hedjaz At The Peace Conference: Hussein Bin Ali's Correspondence With Colonel Wilson; Status Of Arabic Countries; King's Rejection Of 'Hedjaz' Title.
See 20th century and Hussein bin Ali, King of Hejaz
Hyperinflation in the Weimar Republic
Hyperinflation affected the German Papiermark, the currency of the Weimar Republic, between 1921 and 1923, primarily in 1923.
See 20th century and Hyperinflation in the Weimar Republic
Igor Stravinsky
Igor Fyodorovich Stravinsky (– 6 April 1971) was a Russian composer and conductor with French citizenship (from 1934) and American citizenship (from 1945).
See 20th century and Igor Stravinsky
Immunosuppressive drug
Immunosuppressive drugs, also known as immunosuppressive agents, immunosuppressants and antirejection medications, are drugs that inhibit or prevent the activity of the immune system.
See 20th century and Immunosuppressive drug
Immunotherapy
Immunotherapy or biological therapy is the treatment of disease by activating or suppressing the immune system.
See 20th century and Immunotherapy
India
India, officially the Republic of India (ISO), is a country in South Asia.
Indian independence movement
The Indian Independence Movement was a series of historic events in South Asia with the ultimate aim of ending British colonial rule.
See 20th century and Indian independence movement
Indian subcontinent
The Indian subcontinent is a physiographical region in Southern Asia, mostly situated on the Indian Plate, projecting southwards into the Indian Ocean from the Himalayas.
See 20th century and Indian subcontinent
Indo-Pakistani wars and conflicts
Since the Partition of British India in 1947 and subsequent creation of the dominions of India and Pakistan, the two countries have been involved in a number of wars, conflicts, and military standoffs.
See 20th century and Indo-Pakistani wars and conflicts
Industrial music
Industrial music is a genre of music that draws on harsh, mechanical, transgressive, or provocative sounds and themes.
See 20th century and Industrial music
Industrial warfare
Industrial warfare is a period in the history of warfare ranging roughly from the early 19th century and the start of the Industrial Revolution to the beginning of the Atomic Age, which saw the rise of nation-states, capable of creating and equipping large armies, navies, and air forces, through the process of industrialization.
See 20th century and Industrial warfare
Influenza
Influenza, commonly known as "the flu" or just "flu", is an infectious disease caused by influenza viruses.
See 20th century and Influenza
Influenza vaccine
Influenza vaccines, colloquially known as flu shots, are vaccines that protect against infection by influenza viruses.
See 20th century and Influenza vaccine
Information Age
The Information Age (also known as the Third Industrial Revolution, Computer Age, Digital Age, Silicon Age, New Media Age, Internet Age, or the Digital Revolution) is a historical period that began in the mid-20th century.
See 20th century and Information Age
Information and communications technology
Information and communications technology (ICT) is an extensional term for information technology (IT) that stresses the role of unified communications and the integration of telecommunications (telephone lines and wireless signals) and computers, as well as necessary enterprise software, middleware, storage and audiovisual, that enable users to access, store, transmit, understand and manipulate information.
See 20th century and Information and communications technology
Ingmar Bergman
Ernst Ingmar Bergman (14 July 1918 – 30 July 2007) was a Swedish film and theatre director and screenwriter.
See 20th century and Ingmar Bergman
Insulin
Insulin (from Latin insula, 'island') is a peptide hormone produced by beta cells of the pancreatic islets encoded in humans by the insulin (INS) gene.
International organization
An international organization, also known as an intergovernmental organization or an international institution, is an organization that is established by a treaty or other type of instrument governed by international law and possesses its own legal personality, such as the United Nations, the World Health Organization, International Union for Conservation of Nature, and NATO.
See 20th century and International organization
International Space Station
The International Space Station (ISS) is a large space station assembled and maintained in low Earth orbit by a collaboration of five space agencies and their contractors: NASA (United States), Roscosmos (Russia), ESA (Europe), JAXA (Japan), and CSA (Canada).
See 20th century and International Space Station
Internet
The Internet (or internet) is the global system of interconnected computer networks that uses the Internet protocol suite (TCP/IP) to communicate between networks and devices.
Interwar period
In the history of the 20th century, the interwar period (or interbellum) lasted from 11November 1918 to 1September 1939 (20years, 9months, 21days) – from the end of World War I (WWI) to the beginning of World War II (WWII).
See 20th century and Interwar period
Invention
An invention is a unique or novel device, method, composition, idea or process.
See 20th century and Invention
IPCC Third Assessment Report
The IPCC Third Assessment Report (TAR), Climate Change 2001, is an assessment of available scientific and socio-economic information on climate change by the IPCC.
See 20th century and IPCC Third Assessment Report
Iranian Revolution
The Iranian Revolution (انقلاب ایران), also known as the 1979 Revolution and the Islamic Revolution (label), was a series of events that culminated in the overthrow of the Pahlavi dynasty in 1979. The revolution led to the replacement of the Imperial State of Iran by the present-day Islamic Republic of Iran, as the monarchical government of Mohammad Reza Pahlavi was superseded by the theocratic Ayatollah Ruhollah Khomeini, a religious cleric who had headed one of the rebel factions.
See 20th century and Iranian Revolution
Iron Curtain
During the Cold War, the Iron Curtain was a political metaphor used to describe the political and later physical boundary dividing Europe into two separate areas from the end of World War II in 1945 until the end of the Cold War in 1991.
See 20th century and Iron Curtain
Irving Berlin
Irving Berlin (born Israel Beilin; ישראל ביילין; May 11, 1888 – September 22, 1989) was an American composer and songwriter.
See 20th century and Irving Berlin
Isadora Duncan
Angela Isadora Duncan (May 26, 1877 or May 27, 1878 – September 14, 1927) was an American-born dancer and choreographer, who was a pioneer of modern contemporary dance and performed to great acclaim throughout Europe and the US.
See 20th century and Isadora Duncan
Islamic extremism
Islamic extremism, Islamist extremism or radical Islam refers a set of extremist beliefs, behaviors and ideology within Islam.
See 20th century and Islamic extremism
Islamism
Islamism (also often called political Islam) refers to a broad set of religious and political ideological movements.
Israel
Israel, officially the State of Israel, is a country in the Southern Levant, West Asia.
Israeli Declaration of Independence
The Israeli Declaration of Independence, formally the Declaration of the Establishment of the State of Israel (הכרזה על הקמת מדינת ישראל), was proclaimed on 14 May 1948 (5 Iyar 5708) by David Ben-Gurion, the Executive Head of the World Zionist Organization, Chairman of the Jewish Agency for Palestine, and later first Prime Minister of Israel.
See 20th century and Israeli Declaration of Independence
Israeli–Palestinian conflict
The Israeli–Palestinian conflict is an ongoing military and political conflict about land and self-determination within the territory of the former Mandatory Palestine.
See 20th century and Israeli–Palestinian conflict
Italian fascism
Italian fascism (fascismo italiano), also classical fascism and Fascism, is the original fascist ideology, which Giovanni Gentile and Benito Mussolini developed in Italy.
See 20th century and Italian fascism
Jack Nicholson
John Joseph Nicholson (born April 22, 1937) is an American retired actor and filmmaker.
See 20th century and Jack Nicholson
James Cagney
James Francis Cagney Jr. (July 17, 1899March 30, 1986) was an American actor and dancer.
See 20th century and James Cagney
James Cameron
James Francis Cameron (born August 16, 1954) is a Canadian filmmaker.
See 20th century and James Cameron
James Dean
James Byron Dean (February 8, 1931September 30, 1955) was an American actor with a career that lasted five years.
See 20th century and James Dean
James Stewart
James Maitland Stewart (May 20, 1908 – July 2, 1997) was an American actor.
See 20th century and James Stewart
James Watson
James Dewey Watson (born April 6, 1928) is an American molecular biologist, geneticist, and zoologist.
See 20th century and James Watson
Jane Fonda
Jane Seymour Fonda (born December 21, 1937) is an American actress and activist.
See 20th century and Jane Fonda
Jawaharlal Nehru
Jawaharlal Nehru (14 November 1889 – 27 May 1964) was an Indian anti-colonial nationalist, secular humanist, social democrat, author and statesman who was a central figure in India during the middle of the 20th century.
See 20th century and Jawaharlal Nehru
Jazz
Jazz is a music genre that originated in the African-American communities of New Orleans, Louisiana, in the late 19th and early 20th centuries, with its roots in blues, ragtime, European harmony and African rhythmic rituals.
Jean Gabin
Jean Gabin Alexis Moncorgé, known as Jean Gabin (17 May 190415 November 1976), was a French actor and singer.
See 20th century and Jean Gabin
Jean-Paul Belmondo
Jean-Paul Charles Belmondo (9 April 19336 September 2021) was a French actor.
See 20th century and Jean-Paul Belmondo
Jet engine
A jet engine is a type of reaction engine, discharging a fast-moving jet of heated gas (usually air) that generates thrust by jet propulsion.
See 20th century and Jet engine
Jihadism
Jihadism is a neologism for militant Islamic movements that are perceived as existentially threatening to the West.
John Ford
John Martin Feeney (February 1, 1894 – August 31, 1973), known professionally as John Ford, was an American film director and producer.
See 20th century and John Ford
John Huston
John Marcellus Huston (August 5, 1906 – August 28, 1987) was an American film director, screenwriter and actor.
See 20th century and John Huston
John Wayne
Marion Robert Morrison (May 26, 1907 – June 11, 1979), professionally known as John Wayne and nicknamed "the Duke", was an American actor who became a popular icon through his starring roles in films which were produced during Hollywood's Golden Age, especially in Western and war movies.
See 20th century and John Wayne
José Limón
José Arcadio Limón (January 12, 1908 – December 2, 1972) was a dancer and choreographer from Mexico and who developed what is now known as 'Limón technique'.
See 20th century and José Limón
Journal of Peace Research
The Journal of Peace Research is a bimonthly peer-reviewed academic journal that publishes scholarly articles and book reviews in the fields of peace and conflict studies, conflict resolution, and international security.
See 20th century and Journal of Peace Research
Julie Andrews
Dame Julie Andrews (born Julia Elizabeth Wells; 1 October 1935) is an English actress, singer, and author.
See 20th century and Julie Andrews
Jupiter
Jupiter is the fifth planet from the Sun and the largest in the Solar System.
Karel Roden
Karel Roden (born 18 May 1962) is a Czech actor, popularly known for his roles in Hellboy and The Bourne Supremacy, and his voice work in Grand Theft Auto IV.
See 20th century and Karel Roden
Katharine Hepburn
Katharine Houghton Hepburn (May 12, 1907 – June 29, 2003) was an American actress whose career as a Hollywood leading lady spanned six decades.
See 20th century and Katharine Hepburn
Kingdom of Bulgaria
The Tsardom of Bulgaria (translit), also referred to as the Third Bulgarian Tsardom (translit), sometimes translated in English as the "Kingdom of Bulgaria", or simply Bulgaria, was a constitutional monarchy in Southeastern Europe, which was established on 5 October (O.S. 22 September) 1908, when the Bulgarian state was raised from a principality to a tsardom.
See 20th century and Kingdom of Bulgaria
Kingdom of Italy
The Kingdom of Italy (Regno d'Italia) was a state that existed from 17 March 1861, when Victor Emmanuel II of Sardinia was proclaimed King of Italy, until 10 June 1946, when the monarchy was abolished, following civil discontent that led to an institutional referendum on 2 June 1946.
See 20th century and Kingdom of Italy
Kingdom of Romania
The Kingdom of Romania (Regatul României) was a constitutional monarchy that existed from 13 March (O.S.) / 25 March 1881 with the crowning of prince Karl of Hohenzollern-Sigmaringen as King Carol I (thus beginning the Romanian royal family), until 1947 with the abdication of King Michael I and the Romanian parliament's proclamation of the Romanian People's Republic.
See 20th century and Kingdom of Romania
Klaus Kinski
Klaus Kinski (born Klaus Günter Karl Nakszynski 18 October 1926 – 23 November 1991) was a German actor.
See 20th century and Klaus Kinski
Konami
, commonly known as Konami,, is a Japanese multinational entertainment company and video game developer and publisher headquartered in Chūō, Tokyo.
Korean War
The Korean War was fought between North Korea and South Korea; it began on 25 June 1950 when North Korea invaded South Korea and ceased upon an armistice on 27 July 1953.
See 20th century and Korean War
Kyoto Protocol
The was an international treaty which extended the 1992 United Nations Framework Convention on Climate Change (UNFCCC) that commits state parties to reduce greenhouse gas emissions, based on the scientific consensus that global warming is occurring and that human-made CO2 emissions are driving it.
See 20th century and Kyoto Protocol
L. Ron Hubbard
Lafayette Ronald Hubbard (March 13, 1911 – January 24, 1986) was an American author and the founder of Scientology.
See 20th century and L. Ron Hubbard
Laos
Laos, officially the Lao People's Democratic Republic (LPDR), is the only landlocked country and one of the two Marxist-Leninist states in Southeast Asia.
Lars Mikkelsen
Lars Dittmann Mikkelsen (born 6 May 1964) is a Danish actor.
See 20th century and Lars Mikkelsen
League of Nations
The League of Nations (LN or LoN; Société des Nations, SdN) was the first worldwide intergovernmental organisation whose principal mission was to maintain world peace.
See 20th century and League of Nations
Lerner and Loewe
Lerner and Loewe is the partnership between lyricist and librettist Alan Jay Lerner and composer Frederick Loewe.
See 20th century and Lerner and Loewe
Life expectancy
Human life expectancy is a statistical measure of the estimate of the average remaining years of life at a given age.
See 20th century and Life expectancy
List of 20th-century women artists
This is a partial list of 20th-century women artists, sorted alphabetically by decade of birth.
See 20th century and List of 20th-century women artists
List of 20th-century writers
This is a partial list of 20th-century writers.
See 20th century and List of 20th-century writers
List of battles 1901–2000
This article lists all the battles that occurred in the years of the 20th century (1901-2000).
See 20th century and List of battles 1901–2000
List of global issues
A global issue is a matter of public concern worldwide.
See 20th century and List of global issues
List of stories set in a future now in the past
This is a list of fictional stories that, when composed, were set in the future, but the future they predicted is now present or past.
See 20th century and List of stories set in a future now in the past
Logic
Logic is the study of correct reasoning.
Long nineteenth century
The long nineteenth century is a term for the 125-year period beginning with the onset of the French Revolution in 1789, and ending with the outbreak of World War I in 1914.
See 20th century and Long nineteenth century
Lord Kelvin
William Thomson, 1st Baron Kelvin, (26 June 182417 December 1907) was a British mathematician, mathematical physicist and engineer born in Belfast.
See 20th century and Lord Kelvin
LSD
Lysergic acid diethylamide, commonly known as LSD (from German Lysergsäure-diethylamid), and known colloquially as acid or lucy, is a potent psychedelic drug.
Lyrical abstraction
Lyrical abstraction is either of two related but distinct trends in Post-war Modernist painting: European Abstraction Lyrique born in Paris, the French art critic Jean José Marchand being credited with coining its name in 1947, considered as a component of Tachisme when the name of this movement was coined in 1951 by Pierre Guéguen and Charles Estienne the author of L'Art à Paris 1945–1966, and American Lyrical Abstraction a movement described by Larry Aldrich (the founder of the Aldrich Contemporary Art Museum, Ridgefield Connecticut) in 1969.
See 20th century and Lyrical abstraction
Madhubala
Madhubala (born Mumtaz Jehan Begum Dehlavi; 14 February 1933 – 23 February 1969) was an Indian actress who worked in Hindi-language films.
See 20th century and Madhubala
Magnetic resonance imaging
Magnetic resonance imaging (MRI) is a medical imaging technique used in radiology to form pictures of the anatomy and the physiological processes inside the body.
See 20th century and Magnetic resonance imaging
Maharishi Mahesh Yogi
Maharishi Mahesh Yogi (born Mahesh Prasad Varma, 12 January 191? – 5 February 2008) was the creator of Transcendental Meditation (TM) and leader of the worldwide organization that has been characterized in multiple ways, including as a new religious movement and as non-religious.
See 20th century and Maharishi Mahesh Yogi
Mahatma Gandhi
Mohandas Karamchand Gandhi (ISO: Mōhanadāsa Karamacaṁda Gāṁdhī; 2 October 186930 January 1948) was an Indian lawyer, anti-colonial nationalist and political ethicist who employed nonviolent resistance to lead the successful campaign for India's independence from British rule.
See 20th century and Mahatma Gandhi
Mahmoud Reda
Mahmoud Reda (محمود رضا; 18 March 193010 July 2020) was an Egyptian dancer and choreographer, known for co-founding the Reda Troupe, and as an Olympic gymnast.
See 20th century and Mahmoud Reda
Mainland Southeast Asia
Mainland Southeast Asia (also known Indochina or the Indochinese Peninsula) is the continental portion of Southeast Asia.
See 20th century and Mainland Southeast Asia
Malaria
Malaria is a mosquito-borne infectious disease that affects vertebrates.
Mao Zedong
Mao Zedong (26 December 1893 – 9 September 1976), also known as Chairman Mao, was a Chinese politician, Marxist theorist, military strategist, poet, and revolutionary who was the founder of the People's Republic of China (PRC).
See 20th century and Mao Zedong
Marcello Mastroianni
Marcello Vincenzo Domenico Mastroianni (28 September 1924 – 19 December 1996) was an Italian film actor and one of the country's most iconic male performers of the 20th century.
See 20th century and Marcello Mastroianni
Marilyn Monroe
Marilyn Monroe (born Norma Jeane Mortenson; June 1, 1926 August 4, 1962) was an American actress and model.
See 20th century and Marilyn Monroe
Marlene Dietrich
Marie Magdalene "Marlene" DietrichBorn as Maria Magdalena, not Marie Magdalene, according to Dietrich's biography by her daughter, Maria Riva; however, Dietrich's biography by Charlotte Chandler cites "Marie Magdalene" as her birth name.
See 20th century and Marlene Dietrich
Marlon Brando
Marlon Brando Jr. (April 3, 1924 – July 1, 2004) was an American actor and activist.
See 20th century and Marlon Brando
Mars
Mars is the fourth planet from the Sun.
Marshall Plan
The Marshall Plan (officially the European Recovery Program, ERP) was an American initiative enacted in 1948 to provide foreign aid to Western Europe.
See 20th century and Marshall Plan
Martha Graham
Martha Graham (May 11, 1894 – April 1, 1991) was an American modern dancer and choreographer, whose style, the Graham technique, reshaped American dance and is still taught worldwide.
See 20th century and Martha Graham
Martin Scorsese
Martin Charles Scorsese (born November 17, 1942) is an American filmmaker.
See 20th century and Martin Scorsese
Maurice Wilkins
Maurice Hugh Frederick Wilkins (15 December 1916 – 5 October 2004) was a New Zealand-born British biophysicist and Nobel laureate whose research spanned multiple areas of physics and biophysics, contributing to the scientific understanding of phosphorescence, isotope separation, optical microscopy and X-ray diffraction.
See 20th century and Maurice Wilkins
Max von Sydow
Max von Sydow (born Carl Adolf von Sydow; 10 April 1929 – 8 March 2020) was a Swedish-French actor.
See 20th century and Max von Sydow
McMahon–Hussein Correspondence
The McMahon–Hussein Correspondence is a series of letters that were exchanged during World War I in which the Government of the United Kingdom agreed to recognize Arab independence in a large region after the war in exchange for the Sharif of Mecca launching the Arab Revolt against the Ottoman Empire.
See 20th century and McMahon–Hussein Correspondence
MDMA
3,4-Methylenedioxymethamphetamine (MDMA), commonly known as ecstasy (tablet form), and molly or mandy (crystal form), is a potent empathogen–entactogen with stimulant and minor psychedelic properties.
Measure (mathematics)
In mathematics, the concept of a measure is a generalization and formalization of geometrical measures (length, area, volume) and other common notions, such as magnitude, mass, and probability of events.
See 20th century and Measure (mathematics)
Mechanical computer
A mechanical computer is a computer built from mechanical components such as levers and gears rather than electronic components.
See 20th century and Mechanical computer
Medical ultrasound
Medical ultrasound includes diagnostic techniques (mainly imaging techniques) using ultrasound, as well as therapeutic applications of ultrasound.
See 20th century and Medical ultrasound
Merce Cunningham
Mercier Philip "Merce" Cunningham (April 16, 1919 – July 26, 2009) was an American dancer and choreographer who was at the forefront of American modern dance for more than 50 years.
See 20th century and Merce Cunningham
Mercury (planet)
Mercury is the first planet from the Sun and the smallest in the Solar System.
See 20th century and Mercury (planet)
Meryl Streep
Mary Louise "Meryl" Streep (born June 22, 1949) is an American actress.
See 20th century and Meryl Streep
Microcomputer
A microcomputer is a small, relatively inexpensive computer having a central processing unit (CPU) made out of a microprocessor.
See 20th century and Microcomputer
Middle East
The Middle East (term originally coined in English Translations of this term in some of the region's major languages include: translit; translit; translit; script; translit; اوْرتاشرق; Orta Doğu.) is a geopolitical region encompassing the Arabian Peninsula, the Levant, Turkey, Egypt, Iran, and Iraq.
See 20th century and Middle East
Military aviation
Military aviation comprises military aircraft and other flying machines for the purposes of conducting or enabling aerial warfare, including national airlift (air cargo) capacity to provide logistical supply to forces stationed in a war theater or along a front.
See 20th century and Military aviation
Minimalism
In visual arts, music and other media, minimalism was an art movement that began in post–World War II in Western art, and it is most strongly associated with American visual arts in the 1960s and early 1970s.
See 20th century and Minimalism
Minimalism (visual arts)
Minimalism describes movements in various forms of art and design, especially Visual art and music, where the work is set out to expose the essence, essentials or identity of a subject through eliminating all non-essential forms, features or concepts.
See 20th century and Minimalism (visual arts)
MMR vaccine
The MMR vaccine is a vaccine against measles, mumps, and rubella (German measles), abbreviated as MMR.
See 20th century and MMR vaccine
Mobile phone
A mobile phone or cell phone is a portable telephone that can make and receive calls over a radio frequency link while the user is moving within a telephone service area, as opposed to a fixed-location phone (landline phone).
See 20th century and Mobile phone
Modern architecture
Modern architecture, also called modernist architecture, was an architectural movement and style that was prominent in the 20th century, between the earlier Art Deco and later postmodern movements.
See 20th century and Modern architecture
Modern art
Modern art includes artistic work produced during the period extending roughly from the 1860s to the 1970s, and denotes the styles and philosophies of the art produced during that era.
See 20th century and Modern art
Modern dance
Modern dance is a broad genre of western concert or theatrical dance which includes dance styles such as ballet, folk, ethnic, religious, and social dancing; and primarily arose out of Europe and the United States in the late 19th and early 20th centuries.
See 20th century and Modern dance
Modern synthesis (20th century)
The modern synthesis was the early 20th-century synthesis of Charles Darwin's theory of evolution and Gregor Mendel's ideas on heredity into a joint mathematical framework.
See 20th century and Modern synthesis (20th century)
Modern warfare
Modern warfare is warfare that diverges notably from previous military concepts, methods, and technology, emphasizing how combatants must modernize to preserve their battle worthiness.
See 20th century and Modern warfare
Modernism
Modernism was an early 20th-century movement in literature, visual arts, and music that emphasized experimentation, abstraction, and subjective experience.
See 20th century and Modernism
Mohammed Karim
Mohammed Karim (1896–1972) (محمد كريم) was an Egyptian film director, writer, and producer.
See 20th century and Mohammed Karim
Moon
The Moon is Earth's only natural satellite.
Motorboat
A motorboat, speedboat or powerboat is a boat that is exclusively powered by an engine.
See 20th century and Motorboat
Muhammad Ali Jinnah
Muhammad Ali Jinnah (born Mahomedali Jinnahbhai; 25 December 187611 September 1948) was a barrister, politician, and the founder of Pakistan.
See 20th century and Muhammad Ali Jinnah
Multilateralism
In international relations, multilateralism refers to an alliance of multiple countries pursuing a common goal.
See 20th century and Multilateralism
Multinational corporation
A multinational corporation (MNC; also called a multinational enterprise (MNE), transnational enterprise (TNE), transnational corporation (TNC), international corporation, or stateless corporation,with subtle but contrasting senses) is a corporate organization that owns and controls the production of goods or services in at least one country other than its home country.
See 20th century and Multinational corporation
Mumps vaccine
Mumps vaccines are vaccines which prevent mumps.
See 20th century and Mumps vaccine
Musical composition
Musical composition can refer to an original piece or work of music, either vocal or instrumental, the structure of a musical piece or to the process of creating or writing a new piece of music.
See 20th century and Musical composition
Mustafa Kemal Atatürk
Mustafa Kemal Atatürk, also known as Mustafa Kemal Pasha until 1921, and Ghazi Mustafa Kemal from 1921 until the Surname Law of 1934 (1881 – 10 November 1938), was a Turkish field marshal, revolutionary statesman, author, and the founding father of the Republic of Turkey, serving as its first president from 1923 until his death in 1938.
See 20th century and Mustafa Kemal Atatürk
Mutual assured destruction
Mutual assured destruction (MAD) is a doctrine of military strategy and national security policy which posits that a full-scale use of nuclear weapons by an attacker on a nuclear-armed defender with second-strike capabilities would result in the complete annihilation of both the attacker and the defender.
See 20th century and Mutual assured destruction
Nakba
The Nakba (the catastrophe) is the ethnic cleansing;;;;;;;;;;;;;;;;;;;;;;;;;;;;; of Palestinians through their violent displacement and dispossession of land, property, and belongings, along with the destruction of their society and the suppression of their culture, identity, political rights, and national aspirations.
Namco
was a Japanese multinational video game and entertainment company, headquartered in Ōta, Tokyo.
Nation of Islam
The Nation of Islam (NOI) is a religious and political organization founded in the United States by Wallace Fard Muhammad in 1930.
See 20th century and Nation of Islam
Nationalism
Nationalism is an idea and movement that holds that the nation should be congruent with the state.
See 20th century and Nationalism
NATO
The North Atlantic Treaty Organization (NATO; Organisation du traité de l'Atlantique nord, OTAN), also called the North Atlantic Alliance, is an intergovernmental military alliance of 32 member states—30 European and 2 North American.
Natural environment
The natural environment or natural world encompasses all biotic and abiotic things occurring naturally, meaning in this case not artificial.
See 20th century and Natural environment
Nazi Germany
Nazi Germany, officially known as the German Reich and later the Greater German Reich, was the German state between 1933 and 1945, when Adolf Hitler and the Nazi Party controlled the country, transforming it into a totalitarian dictatorship.
See 20th century and Nazi Germany
Nazism
Nazism, formally National Socialism (NS; Nationalsozialismus), is the far-right totalitarian socio-political ideology and practices associated with Adolf Hitler and the Nazi Party (NSDAP) in Germany.
Neptune
Neptune is the eighth and farthest known planet from the Sun.
New Age
New Age is a range of spiritual or religious practices and beliefs which rapidly grew in Western society during the early 1970s.
New religious movement
A new religious movement (NRM), also known as alternative spirituality or a new religion, is a religious or spiritual group that has modern origins and is peripheral to its society's dominant religious culture.
See 20th century and New religious movement
New wave music
New wave is a music genre that encompasses pop-oriented styles from the 1970s through the 1980s.
See 20th century and New wave music
Nicholas II
Nicholas II (Nikolai Alexandrovich Romanov; 186817 July 1918) or Nikolai II was the last reigning Emperor of Russia, King of Congress Poland, and Grand Duke of Finland from 1 November 1894 until his abdication on 15 March 1917.
See 20th century and Nicholas II
Nintendo
is a Japanese multinational video game company headquartered in Kyoto.
Nixon shock
The Nixon shock was the effect of a series of economic measures, including wage and price freezes, surcharges on imports, and the unilateral cancellation of the direct international convertibility of the United States dollar to gold, taken by United States President Richard Nixon in August 1971 in response to increasing inflation.
See 20th century and Nixon shock
Nonviolence
Nonviolence is the personal practice of not causing harm to others under any condition.
See 20th century and Nonviolence
Norman Borlaug
Norman Ernest Borlaug (March 25, 1914September 12, 2009) was an American agronomist who led initiatives worldwide that contributed to the extensive increases in agricultural production termed the Green Revolution.
See 20th century and Norman Borlaug
North Korea
North Korea, officially the Democratic People's Republic of Korea (DPRK), is a country in East Asia.
See 20th century and North Korea
Nuclear arms race
The nuclear arms race was an arms race competition for supremacy in nuclear warfare between the United States, the Soviet Union, and their respective allies during the Cold War.
See 20th century and Nuclear arms race
Nuclear fusion
Nuclear fusion is a reaction in which two or more atomic nuclei, usually deuterium and tritium (hydrogen isotopes), combine to form one or more different atomic nuclei and subatomic particles (neutrons or protons).
See 20th century and Nuclear fusion
Nuclear holocaust
A nuclear holocaust, also known as a nuclear apocalypse, nuclear annihilation, nuclear armageddon, or atomic holocaust, is a theoretical scenario where the mass detonation of nuclear weapons causes widespread destruction and radioactive fallout.
See 20th century and Nuclear holocaust
Nuclear power
Nuclear power is the use of nuclear reactions to produce electricity.
See 20th century and Nuclear power
Nuclear reaction
In nuclear physics and nuclear chemistry, a nuclear reaction is a process in which two nuclei, or a nucleus and an external subatomic particle, collide to produce one or more new nuclides.
See 20th century and Nuclear reaction
Nuclear warfare
Nuclear warfare, also known as atomic warfare, is a military conflict or prepared political strategy that deploys nuclear weaponry.
See 20th century and Nuclear warfare
Nuclear weapon
A nuclear weapon is an explosive device that derives its destructive force from nuclear reactions, either fission (fission bomb) or a combination of fission and fusion reactions (thermonuclear bomb), producing a nuclear explosion.
See 20th century and Nuclear weapon
Obesity
Obesity is a medical condition, sometimes considered a disease, in which excess body fat has accumulated to such an extent that it can potentially have negative effects on health.
Oil tanker
An oil tanker, also known as a petroleum tanker, is a ship designed for the bulk transport of oil or its products.
See 20th century and Oil tanker
Old age
Old age is the range of ages for people nearing and surpassing life expectancy.
Olympic Games
The modern Olympic Games or Olympics (Jeux olympiques) are the leading international sporting events featuring summer and winter sports competitions in which thousands of athletes from around the world participate in a variety of competitions.
See 20th century and Olympic Games
Omar Sharif
Omar Sharif (عمر الشريف, born Michel Yusef Dimitri Chalhoub; 10 April 1932 – 10 July 2015) was an Egyptian actor, generally regarded as one of his country's greatest male film stars.
See 20th century and Omar Sharif
OPEC
The Organization of the Petroleum Exporting Countries (OPEC) is an organization enabling the co-operation of leading oil-producing and oil-dependent countries in order to collectively influence the global oil market and maximize profit.
Organ transplantation
Organ transplantation is a medical procedure in which an organ is removed from one body and placed in the body of a recipient, to replace a damaged or missing organ.
See 20th century and Organ transplantation
Orson Welles
George Orson Welles (May 6, 1915 – October 10, 1985) was an American director, actor, writer, producer, and magician who is remembered for his innovative work in film, radio, and theatre.
See 20th century and Orson Welles
Osage Indian murders
The Osage Indian murders were a series of murders of Osage in Osage County, Oklahoma, during the 1910s–1930s.
See 20th century and Osage Indian murders
Osage Nation
The Osage Nation (𐓁𐒻 𐓂𐒼𐒰𐓇𐒼𐒰͘|Ni Okašką|People of the Middle Waters) is a Midwestern American tribe of the Great Plains.
See 20th century and Osage Nation
Ottoman Empire
The Ottoman Empire, historically and colloquially known as the Turkish Empire, was an imperial realm centered in Anatolia that controlled much of Southeast Europe, West Asia, and North Africa from the 14th to early 20th centuries; it also controlled parts of southeastern Central Europe, between the early 16th and early 18th centuries.
See 20th century and Ottoman Empire
Outer space
Outer space (or simply space) is the expanse that exists beyond Earth's atmosphere and between celestial bodies.
See 20th century and Outer space
Pac-Man
originally called Puck Man in Japan, is a 1980 maze video game developed and released by Namco for arcades.
Pacific War
The Pacific War, sometimes called the Asia–Pacific War or the Pacific Theater, was the theater of World War II that was fought in eastern Asia, the Pacific Ocean, the Indian Ocean, and Oceania.
See 20th century and Pacific War
Parkinson's disease
Parkinson's disease (PD), or simply Parkinson's, is a long-term neurodegenerative disease of mainly the central nervous system that affects both the motor and non-motor systems of the body.
See 20th century and Parkinson's disease
Partition of India
The Partition of India in 1947 was the change of political borders and the division of other assets that accompanied the dissolution of the British Raj in the Indian subcontinent and the creation of two independent dominions in South Asia: India and Pakistan.
See 20th century and Partition of India
Pathogenic bacteria
Pathogenic bacteria are bacteria that can cause disease.
See 20th century and Pathogenic bacteria
Paul Newman
Paul Leonard Newman (January 26, 1925 – September 26, 2008) was an American actor, film director, race car driver, philanthropist, and entrepreneur.
See 20th century and Paul Newman
Paul Taylor (choreographer)
Paul Belville Taylor Jr. (July 29, 1930 – August 29, 2018) was an American dancer and choreographer.
See 20th century and Paul Taylor (choreographer)
Pax Britannica
Pax Britannica (Latin for "British Peace", modelled after Pax Romana) was the period of relative peace between the great powers.
See 20th century and Pax Britannica
Peacekeeping
Peacekeeping comprises activities, especially military ones, intended to create conditions that favor lasting peace.
See 20th century and Peacekeeping
Pentecostalism
Pentecostalism or classical Pentecostalism is a Protestant Charismatic Christian movement that emphasizes direct personal experience of God through baptism with the Holy Spirit.
See 20th century and Pentecostalism
Persecution of Falun Gong
The persecution of Falun Gong is the campaign initiated in 1999 by the Chinese Communist Party (CCP) to eliminate the spiritual practice of Falun Gong in China, maintaining a doctrine of state atheism.
See 20th century and Persecution of Falun Gong
Pesticide
Pesticides are substances that are used to control pests.
See 20th century and Pesticide
Phonograph record
A phonograph record (also known as a gramophone record, especially in British English), a vinyl record (for later varieties only), or simply a record or vinyl is an analog sound storage medium in the form of a flat disc with an inscribed, modulated spiral groove.
See 20th century and Phonograph record
Physics
Physics is the natural science of matter, involving the study of matter, its fundamental constituents, its motion and behavior through space and time, and the related entities of energy and force.
Pittsburgh
Pittsburgh is a city in and the county seat of Allegheny County, Pennsylvania, United States.
See 20th century and Pittsburgh
Placebo
A placebo is a substance or treatment which is designed to have no therapeutic value.
Plan Dalet
Plan Dalet (תוכנית ד', Tokhnit dalet "Plan D") was a Zionist military plan executed in the civil war phase of the 1948 Palestine war for the conquest of territory in Mandatory Palestine in preparation for the establishment of a Jewish state.
See 20th century and Plan Dalet
PlayStation (console)
The (abbreviated as PS, commonly known as the PS1/PS one or its codename PSX) is a home video game console developed and marketed by Sony Computer Entertainment.
See 20th century and PlayStation (console)
Pluto
Pluto (minor-planet designation: 134340 Pluto) is a dwarf planet in the Kuiper belt, a ring of bodies beyond the orbit of Neptune.
Polio
Poliomyelitis, commonly shortened to polio, is an infectious disease caused by the poliovirus.
Polish Armed Forces in the East
The Polish Armed Forces in the East (Polskie Siły Zbrojne na Wschodzie), also called Polish Army in the USSR, were the Polish military forces established in the Soviet Union during World War II.
See 20th century and Polish Armed Forces in the East
Political movement
A political movement is a collective attempt by a group of people to change government policy or social values.
See 20th century and Political movement
Polyethylene
Polyethylene or polythene (abbreviated PE; IUPAC name polyethene or poly(methylene)) is the most commonly produced plastic.
See 20th century and Polyethylene
Polystyrene
Polystyrene (PS) is a synthetic polymer made from monomers of the aromatic hydrocarbon styrene.
See 20th century and Polystyrene
Polytetrafluoroethylene
Polytetrafluoroethylene (PTFE) is a synthetic fluoropolymer of tetrafluoroethylene, and has numerous applications because it is chemically inert.
See 20th century and Polytetrafluoroethylene
Polyvinyl chloride
Polyvinyl chloride (alternatively: poly(vinyl chloride), colloquial: vinyl or polyvinyl; abbreviated: PVC) is the world's third-most widely produced synthetic polymer of plastic (after polyethylene and polypropylene).
See 20th century and Polyvinyl chloride
Pop art
Pop art is an art movement that emerged in the United Kingdom and the United States during the mid- to late-1950s.
Popular music
Popular music is music with wide appeal that is typically distributed to large audiences through the music industry.
See 20th century and Popular music
Population growth
Population growth is the increase in the number of people in a population or dispersed group.
See 20th century and Population growth
Post-war
A post-war or postwar period is the interval immediately following the end of a war.
Post–World War II economic expansion
The post–World War II economic expansion, also known as the postwar economic boom or the Golden Age of Capitalism, was a broad period of worldwide economic expansion beginning with the aftermath of World War II and ending with the 1973–1975 recession.
See 20th century and Post–World War II economic expansion
Postmodern art
Postmodern art is a body of art movements that sought to contradict some aspects of modernism or some aspects that emerged or developed in its aftermath.
See 20th century and Postmodern art
Prehistory
Prehistory, also called pre-literary history, is the period of human history between the first known use of stone tools by hominins million years ago and the beginning of recorded history with the invention of writing systems.
See 20th century and Prehistory
Premarital sex
Premarital sex is sexual activity which is practiced by people before they are married.
See 20th century and Premarital sex
Prevalence
In epidemiology, prevalence is the proportion of a particular population found to be affected by a medical condition (typically a disease or a risk factor such as smoking or seatbelt use) at a specific time.
See 20th century and Prevalence
Probability
Probability is the branch of mathematics concerning events and numerical descriptions of how likely they are to occur.
See 20th century and Probability
Proxy war
In political science, a proxy war is as an armed conflict fought between two belligerents, wherein one belligerent is a non-state actor supported by an external third-party power.
See 20th century and Proxy war
Psychoactive drug
A psychoactive drug, mind-altering drug, or consciousness-altering drug is a chemical substance that changes brain function and results in alterations in perception, mood, consciousness, cognition, or behavior.
See 20th century and Psychoactive drug
Punk rock
Punk rock (also known as simply punk) is a music genre that emerged in the mid-1970s.
See 20th century and Punk rock
Puppet state
A puppet state, puppet régime, puppet government or dummy government is a state that is de jure independent but de facto completely dependent upon an outside power and subject to its orders.
See 20th century and Puppet state
Qing dynasty
The Qing dynasty, officially the Great Qing, was a Manchu-led imperial dynasty of China and the last imperial dynasty in Chinese history.
See 20th century and Qing dynasty
Quality of life
Quality of life (QOL) is defined by the World Health Organization as "an individual's perception of their position in life in the context of the culture and value systems in which they live and in relation to their goals, expectations, standards and concerns".
See 20th century and Quality of life
Quantum mechanics
Quantum mechanics is a fundamental theory that describes the behavior of nature at and below the scale of atoms.
See 20th century and Quantum mechanics
Quentin Tarantino
Quentin Jerome Tarantino (born March 27, 1963) is an American filmmaker and actor.
See 20th century and Quentin Tarantino
Qutbism
Qutbism (al-Quṭbīyah) is an exonym that refers to the beliefs and ideology of Sayyid Qutb, a leading Islamist revolutionary of the Muslim Brotherhood who was executed by the Egyptian government in 1966.
R. J. Rummel
Rudolph Joseph Rummel (October 21, 1932 – March 2, 2014) was an American political scientist, a statistician and professor at Indiana University, Yale University, and University of Hawaiʻi at Mānoa.
See 20th century and R. J. Rummel
Racial segregation
Racial segregation is the separation of people into racial or other ethnic groups in daily life.
See 20th century and Racial segregation
Radiation therapy
Radiation therapy or radiotherapy (RT, RTx, or XRT) is a treatment using ionizing radiation, generally provided as part of cancer therapy to either kill or control the growth of malignant cells.
See 20th century and Radiation therapy
Radio
Radio is the technology of communicating using radio waves.
Radio broadcasting
Radio broadcasting is the broadcasting of audio (sound), sometimes with related metadata, by radio waves to radio receivers belonging to a public audience.
See 20th century and Radio broadcasting
Radiocarbon dating
Radiocarbon dating (also referred to as carbon dating or carbon-14 dating) is a method for determining the age of an object containing organic material by using the properties of radiocarbon, a radioactive isotope of carbon.
See 20th century and Radiocarbon dating
Recession
In economics, a recession is a business cycle contraction that occurs when there is a general decline in economic activity.
See 20th century and Recession
Refrigerator
A refrigerator, colloquially fridge, is a commercial and home appliance consisting of a thermally insulated compartment and a heat pump (mechanical, electronic or chemical) that transfers heat from its inside to its external environment so that its inside is cooled to a temperature below the room temperature.
See 20th century and Refrigerator
Reggae
Reggae is a music genre that originated in Jamaica in the late 1960s.
Remission (medicine)
Remission is either the reduction or disappearance of the signs and symptoms of a disease.
See 20th century and Remission (medicine)
Republic of China (1912–1949)
The Republic of China (ROC), or simply China, as a sovereign state was based on mainland China from 1912 to 1949, when the government retreated to Taiwan, where it continues to be based.
See 20th century and Republic of China (1912–1949)
Research and development
Research and development (R&D or R+D; also known in Europe as research and technological development or RTD) is the set of innovative activities undertaken by corporations or governments in developing new services or products and carrier science computer marketplace e-commerce, copy center and service maintenance troubleshooting software, hardware improving existing ones.
See 20th century and Research and development
Revolutions of 1917–1923
The Revolutions of 1917–1923 were a revolutionary wave that included political unrest and armed revolts around the world inspired by the success of the Russian Revolution and the disorder created by the aftermath of World War I. The uprisings were mainly socialist or anti-colonial in nature.
See 20th century and Revolutions of 1917–1923
Revolutions of 1989
The Revolutions of 1989, also known as the Fall of Communism, were a revolutionary wave of liberal democracy movements that resulted in the collapse of most Marxist–Leninist governments in the Eastern Bloc and other parts of the world.
See 20th century and Revolutions of 1989
Richard Leakey
Richard Erskine Frere Leakey (19 December 1944 – 2 January 2022) was a Kenyan paleoanthropologist, conservationist and politician.
See 20th century and Richard Leakey
Ridley Scott
Sir Ridley Scott (born 30 November 1937) is an English filmmaker.
See 20th century and Ridley Scott
Robert De Niro
Robert Anthony De Niro (born August 17, 1943) is an American actor and film producer.
See 20th century and Robert De Niro
Rock and roll
Rock and roll (often written as rock & roll, rock-n-roll, rock 'n' roll, rock n' roll or Rock n' Roll) is a genre of popular music that evolved in the United States during the late 1940s and early 1950s.
See 20th century and Rock and roll
Rodgers and Hammerstein
Rodgers and Hammerstein was a theater-writing team of composer Richard Rodgers (1902–1979) and lyricist-dramatist Oscar Hammerstein II (1895–1960), who together created a series of innovative and influential American musicals.
See 20th century and Rodgers and Hammerstein
Rosalind Franklin
Rosalind Elsie Franklin (25 July 192016 April 1958) was a British chemist and X-ray crystallographer whose work was central to the understanding of the molecular structures of DNA (deoxyribonucleic acid), RNA (ribonucleic acid), viruses, coal, and graphite.
See 20th century and Rosalind Franklin
Routledge
Routledge is a British multinational publisher.
See 20th century and Routledge
Russian Civil War
The Russian Civil War was a multi-party civil war in the former Russian Empire sparked by the overthrowing of the social-democratic Russian Provisional Government in the October Revolution, as many factions vied to determine Russia's political future.
See 20th century and Russian Civil War
Russian Empire
The Russian Empire was a vast empire that spanned most of northern Eurasia from its proclamation in November 1721 until its dissolution in March 1917.
See 20th century and Russian Empire
Russian Revolution
The Russian Revolution was a period of political and social change in Russia, starting in 1917.
See 20th century and Russian Revolution
Rutger Hauer
Rutger Oelsen Hauer (born; 23 January 1944 – 19 July 2019) was a Dutch actor.
See 20th century and Rutger Hauer
Ruth St. Denis
Ruth St.
See 20th century and Ruth St. Denis
Sage Publishing
Sage Publishing, formerly SAGE Publications, is an American independent academic publishing company, founded in 1965 in New York City by Sara Miller McCune and now based in the Newbury Park neighborhood of Thousand Oaks, California.
See 20th century and Sage Publishing
Salah Zulfikar
Salah El-Din Ahmed Mourad Zulfikar (صلاح ذو الفقار,; 18 January 1926 – 22 December 1993) was an Egyptian actor and film producer.
See 20th century and Salah Zulfikar
Sampling (statistics)
In statistics, quality assurance, and survey methodology, sampling is the selection of a subset or a statistical sample (termed sample for short) of individuals from within a statistical population to estimate characteristics of the whole population.
See 20th century and Sampling (statistics)
Samuel Beckett
Samuel Barclay Beckett (13 April 1906 – 22 December 1989) was an Irish novelist, dramatist, short story writer, theatre director, poet, and literary translator.
See 20th century and Samuel Beckett
Saturn
Saturn is the sixth planet from the Sun and the second-largest in the Solar System, after Jupiter.
Sayfo
The Sayfo (ܣܲܝܦܵܐ), also known as the Seyfo or the Assyrian genocide, was the mass slaughter and deportation of Assyrian/Syriac Christians in southeastern Anatolia and Persia's Azerbaijan province by Ottoman forces and some Kurdish tribes during World War I. The Assyrians were divided into mutually antagonistic churches, including the Syriac Orthodox Church, the Assyrian Church of the East, and the Chaldean Catholic Church.
Sayyid Qutb
Sayyid Ibrahim Husayn Shadhili Qutb (9 October 190629 August 1966) was an Egyptian political theorist and revolutionary who was a leading member of the Muslim Brotherhood.
See 20th century and Sayyid Qutb
Scientific control
A scientific control is an experiment or observation designed to minimize the effects of variables other than the independent variable (i.e. confounding variables).
See 20th century and Scientific control
Scurvy
Scurvy is a disease resulting from a lack of vitamin C (ascorbic acid).
Sean Connery
Sir Sean Connery (25 August 1930 – 31 October 2020) was a Scottish actor.
See 20th century and Sean Connery
Second Spanish Republic
The Spanish Republic, commonly known as the Second Spanish Republic, was the form of democratic government in Spain from 1931 to 1939.
See 20th century and Second Spanish Republic
Second strike
In nuclear strategy, a retaliatory strike or second-strike capability is a country's assured ability to respond to a nuclear attack with powerful nuclear retaliation against the attacker.
See 20th century and Second strike
Second Vatican Council
The Second Ecumenical Council of the Vatican, commonly known as the or, was the 21st and most recent ecumenical council of the Catholic Church.
See 20th century and Second Vatican Council
Secularism
Secularism is the principle of seeking to conduct human affairs based on naturalistic considerations, uninvolved with religion.
See 20th century and Secularism
Sedentary lifestyle
Sedentary lifestyle is a lifestyle type, in which one is physically inactive and does little or no physical movement and/or exercise.
See 20th century and Sedentary lifestyle
Sega
is a Japanese multinational video game company and subsidiary of Sega Sammy Holdings headquartered in Shinagawa, Tokyo.
September 11 attacks
The September 11 attacks, commonly known as 9/11, were four coordinated Islamist terrorist suicide attacks carried out by al-Qaeda against the United States in 2001.
See 20th century and September 11 attacks
Sergei Eisenstein
Sergei Mikhailovich Eisenstein (11 February 1948) was a Soviet film director, screenwriter, film editor and film theorist.
See 20th century and Sergei Eisenstein
Set theory
Set theory is the branch of mathematical logic that studies sets, which can be informally described as collections of objects.
See 20th century and Set theory
Sexual reproduction
Sexual reproduction is a type of reproduction that involves a complex life cycle in which a gamete (haploid reproductive cells, such as a sperm or egg cell) with a single set of chromosomes combines with another gamete to produce a zygote that develops into an organism composed of cells with two sets of chromosomes (diploid).
See 20th century and Sexual reproduction
Sexual revolution
The sexual revolution, also known as the sexual liberation, was a social movement that challenged traditional codes of behavior related to sexuality and interpersonal relationships throughout the developed Western world from the 1960s to the 1970s.
See 20th century and Sexual revolution
Shia Islam
Shia Islam is the second-largest branch of Islam.
See 20th century and Shia Islam
Shigeru Miyamoto
is a Japanese video game designer, producer and game director at Nintendo, where he serves as one of its representative directors as an executive since 2002.
See 20th century and Shigeru Miyamoto
Shoukry Sarhan
Mohamed Shoukry El Husseiny Sarhan (1925–1997, Muḥammad Shukrī al-Ḥusaynī Sirḥān), better known as Shoukry Sarhan (Shukrī Sirḥān), was an Egyptian actor.
See 20th century and Shoukry Sarhan
Sid Meier
Sidney K. Meier (born February 24, 1954) is an American businessman and computer programmer.
See 20th century and Sid Meier
Sidney Poitier
Sidney Poitier (February 20, 1927 – January 6, 2022) was a Bahamian–American actor, film director, and diplomat.
See 20th century and Sidney Poitier
Silicone
In organosilicon and polymer chemistry, a silicone or polysiloxane is a polymer composed of repeating units of siloxane (where R.
Smallpox
Smallpox was an infectious disease caused by variola virus (often called smallpox virus), which belongs to the genus Orthopoxvirus.
Smithsonian (magazine)
Smithsonian is a science and nature magazine (and associated website, SmithsonianMag.com), and is the official journal published by the Smithsonian Institution in Washington, D.C., although editorially independent from its parent organization.
See 20th century and Smithsonian (magazine)
Snow White and the Seven Dwarfs (1937 film)
Snow White and the Seven Dwarfs is a 1937 American animated musical fantasy film produced by Walt Disney Productions and released by RKO Radio Pictures.
See 20th century and Snow White and the Seven Dwarfs (1937 film)
Soad Hosny
Soad Muhammad Kamal Hosny (سُعاد حسني,; 26 January 1943 – 21 June 2001) was an Egyptian actress.
See 20th century and Soad Hosny
Solar System
The Solar SystemCapitalization of the name varies.
See 20th century and Solar System
Sony
, formerly known as and, commonly known as Sony, is a Japanese multinational conglomerate corporation headquartered in Minato, Tokyo, Japan.
Sony Interactive Entertainment
Sony Interactive Entertainment LLC (SIE) is a Japanese-American multinational video game and digital entertainment company of Sony.
See 20th century and Sony Interactive Entertainment
Sophia Loren
Sofia Costanza Brigida Villani Scicolone (born 20 September 1934), known professionally as Sophia Loren, is an Italian actress, active in her native country and the United States.
See 20th century and Sophia Loren
Sophie Marceau
Sophie Marceau (born Sophie Danièle Sylvie Maupu, 17 November 1966) is a French actress.
See 20th century and Sophie Marceau
Soul music
Soul music is a popular music genre that originated in the African-American community throughout the United States in the late 1950s and early 1960s.
See 20th century and Soul music
Sound film
A sound film is a motion picture with synchronized sound, or sound technologically coupled to image, as opposed to a silent film.
See 20th century and Sound film
Sound recording and reproduction
Sound recording and reproduction is the electrical, mechanical, electronic, or digital inscription and re-creation of sound waves, such as spoken voice, singing, instrumental music, or sound effects.
See 20th century and Sound recording and reproduction
Sovereignty
Sovereignty can generally be defined as supreme authority.
See 20th century and Sovereignty
Soviet empire
The term "Soviet empire" collectively refers to the world's territories that the Soviet Union dominated politically, economically, and militarily.
See 20th century and Soviet empire
Soviet invasion of Manchuria
The Soviet invasion of Manchuria, formally known as the Manchurian Strategic Offensive Operation or simply the Manchurian Operation, began on 9 August 1945 with the Soviet invasion of the Japanese puppet state of Manchukuo.
See 20th century and Soviet invasion of Manchuria
Soviet space program
The Soviet space program (Kosmicheskaya programma SSSR) was the state space program of the Union of Soviet Socialist Republics (USSR), active from 1955 until the dissolution of the Soviet Union in 1991.
See 20th century and Soviet space program
Soviet Union
The Union of Soviet Socialist Republics (USSR), commonly known as the Soviet Union, was a transcontinental country that spanned much of Eurasia from 1922 to 1991.
See 20th century and Soviet Union
Soviet Union in World War II
After the Munich Agreement, the Soviet Union pursued a rapprochement with Nazi Germany.
See 20th century and Soviet Union in World War II
Soviet–Afghan War
The Soviet–Afghan War was a protracted armed conflict fought in the Soviet-controlled Democratic Republic of Afghanistan (DRA) from 1979 to 1989. The war was a major conflict of the Cold War as it saw extensive fighting between Soviet Union, the DRA and allied paramilitary groups against the Afghan mujahideen and their allied foreign fighters.
See 20th century and Soviet–Afghan War
Space exploration
Space exploration is the use of astronomy and space technology to explore outer space.
See 20th century and Space exploration
Space Invaders
is a 1978 shoot 'em up arcade video game, developed and released by Taito in Japan and licensed to Midway Manufacturing for overseas distribution.
See 20th century and Space Invaders
Space opera in Scientology
Scientology founder L. Ron Hubbard explicitly compared his teachings to the science-fiction subgenre space opera.
See 20th century and Space opera in Scientology
Space Race
The Space Race (Космическая гонка) was a 20th-century competition between two Cold War rivals, the United States and the Soviet Union, to achieve superior spaceflight capability.
See 20th century and Space Race
Space Shuttle program
The Space Shuttle program was the fourth human spaceflight program carried out by the U.S. National Aeronautics and Space Administration (NASA), which accomplished routine transportation for Earth-to-orbit crew and cargo from 1981 to 2011.
See 20th century and Space Shuttle program
Space station
A space station (or orbital station) is a spacecraft which remains in orbit and hosts humans for extended periods of time.
See 20th century and Space station
Spanish Civil War
The Spanish Civil War (Guerra Civil Española) was a military conflict fought from 1936 to 1939 between the Republicans and the Nationalists.
See 20th century and Spanish Civil War
Spanish flu
The 1918–1920 flu pandemic, also known as the Great Influenza epidemic or by the common misnomer Spanish flu, was an exceptionally deadly global influenza pandemic caused by the H1N1 subtype of the influenza A virus.
See 20th century and Spanish flu
Special relativity
In physics, the special theory of relativity, or special relativity for short, is a scientific theory of the relationship between space and time.
See 20th century and Special relativity
Spike Lee
Shelton Jackson "Spike" Lee (born March 20, 1957) is an American film director, producer, screenwriter, actor, and author.
See 20th century and Spike Lee
Sputnik 1
Sputnik 1 (Спутник-1, Satellite 1) was the first artificial Earth satellite.
See 20th century and Sputnik 1
Stainless steel
Stainless steel, also known as inox, corrosion-resistant steel (CRES), and rustless steel, is an alloy of iron that is resistant to rusting and corrosion.
See 20th century and Stainless steel
Stanley Kubrick
Stanley Kubrick (July 26, 1928 – March 7, 1999) was an American film director, screenwriter, producer, and photographer.
See 20th century and Stanley Kubrick
Steven Spielberg
Steven Allan Spielberg (born December 18, 1946) is an American filmmaker.
See 20th century and Steven Spielberg
Street style
Street style is fashion that is considered to have emerged not from studios, but from the population at large.
See 20th century and Street style
Submarine
A submarine (or sub) is a watercraft capable of independent operation underwater.
See 20th century and Submarine
Succession of states
Succession of states is a concept in international relations regarding a successor state that has become a sovereign state over a territory (and populace) that was previously under the sovereignty of another state.
See 20th century and Succession of states
Sun
The Sun is the star at the center of the Solar System.
Super Mario Bros.
is a platform game developed and published in 1985 by Nintendo for the Famicom in Japan and for the Nintendo Entertainment System (NES) in North America.
See 20th century and Super Mario Bros.
Surrealism
Surrealism is an art and cultural movement that developed in Europe in the aftermath of World War I in which artists aimed to allow the unconscious mind to express itself, often resulting in the depiction of illogical or dreamlike scenes and ideas.
See 20th century and Surrealism
Synth-pop
Synth-pop (short for synthesizer pop; also called techno-pop) is a music genre that first became prominent in the late 1970s and features the synthesizer as the dominant musical instrument.
See 20th century and Synth-pop
Taito
is a Japanese company that specializes in video games, toys, arcade cabinets, and game centers, based in Shinjuku, Tokyo.
Tank
A tank is an armoured fighting vehicle intended as a primary offensive weapon in front-line ground combat.
Technicolor
Technicolor is a series of color motion picture processes, the first version dating back to 1916, and followed by improved versions over several decades.
See 20th century and Technicolor
Techno
Techno is a genre of electronic dance music which is generally produced for use in a continuous DJ set, with tempos being in the range of 120 to 150 beats per minute (BPM).
Technology transfer
Technology transfer (TT), also called transfer of technology (TOT), is the process of transferring (disseminating) technology from the person or organization that owns or holds it to another person or organization, in an attempt to transform inventions and scientific outcomes into new products and services that benefit society.
See 20th century and Technology transfer
Telecommunications
Telecommunication, often used in its plural form or abbreviated as telecom, is the transmission of information with an immediacy comparable to face-to-face communication.
See 20th century and Telecommunications
Telephone
A telephone, colloquially referred to as a phone, is a telecommunications device that permits two or more users to conduct a conversation when they are too far apart to be easily heard directly.
See 20th century and Telephone
Television
Television (TV) is a telecommunication medium for transmitting moving images and sound.
See 20th century and Television
Tennessee Williams
Thomas Lanier Williams III (March 26, 1911 – February 25, 1983), known by his pen name Tennessee Williams, was an American playwright and screenwriter.
See 20th century and Tennessee Williams
Terrorism
Terrorism, in its broadest sense, is the use of violence against non-combatants to achieve political or ideological aims.
See 20th century and Terrorism
The BMJ
The BMJ is a weekly peer-reviewed medical journal, published by BMJ Group, which in turn is wholly-owned by the British Medical Association (BMA).
The Book of the Law
Liber AL vel Legis, commonly known as The Book of the Law, is the central sacred text of Thelema.
See 20th century and The Book of the Law
The Holocaust
The Holocaust was the genocide of European Jews during World War II.
See 20th century and The Holocaust
The Jazz Singer
The Jazz Singer is a 1927 American part-talkie musical drama film directed by Alan Crosland and produced by Warner Bros.
See 20th century and The Jazz Singer
The war to end war
"The war to end war" (also "The war to end all wars"; originally from the 1914 book The War That Will End War by H. G. Wells) is a term for the First World War of 1914–1918.
See 20th century and The war to end war
Thelema
Thelema is a Western esoteric and occult social or spiritual philosophy and a new religious movement founded in the early 1900s by Aleister Crowley (1875–1947), an English writer, mystic, occultist, and ceremonial magician.
Theory of computation
In theoretical computer science and mathematics, the theory of computation is the branch that deals with what problems can be solved on a model of computation, using an algorithm, how efficiently they can be solved or to what degree (e.g., approximate solutions versus precise ones).
See 20th century and Theory of computation
Theory of relativity
The theory of relativity usually encompasses two interrelated physics theories by Albert Einstein: special relativity and general relativity, proposed and published in 1905 and 1915, respectively.
See 20th century and Theory of relativity
Timelines of modern history
The following are timelines of modern history, from the end of the Middle Ages,,Encyclopedia Britannica "" Retrieved October 14, 2020 to the present.
See 20th century and Timelines of modern history
Tissue typing
Tissue typing is a procedure in which the tissues of a prospective donor and recipient are tested for compatibility prior to transplantation.
See 20th century and Tissue typing
Tobacco smoking
Tobacco smoking is the practice of burning tobacco and ingesting the resulting smoke.
See 20th century and Tobacco smoking
Tom Cruise
Thomas Cruise Mapother IV (born July 3, 1962) is an American actor and producer.
See 20th century and Tom Cruise
Toni Servillo
Marco Antonio "Toni" Servillo (born 25 January 1959) is an Italian actor and theatrical director.
See 20th century and Toni Servillo
Topology
Topology (from the Greek words, and) is the branch of mathematics concerned with the properties of a geometric object that are preserved under continuous deformations, such as stretching, twisting, crumpling, and bending; that is, without closing holes, opening holes, tearing, gluing, or passing through itself.
Toshiro Mifune
was a Japanese actor and producer.
See 20th century and Toshiro Mifune
Toxicity
Toxicity is the degree to which a chemical substance or a particular mixture of substances can damage an organism.
Toy Story
Toy Story is a 1995 American animated comedy film produced by Pixar Animation Studios for Walt Disney Pictures.
See 20th century and Toy Story
Traditional animation
Traditional animation (or classical animation, cel animation, or hand-drawn animation) is an animation technique in which each frame is drawn by hand.
See 20th century and Traditional animation
Transcendental Meditation
Transcendental Meditation (TM) is a form of silent meditation developed by Maharishi Mahesh Yogi.
See 20th century and Transcendental Meditation
Trench warfare
Trench warfare is a type of land warfare using occupied lines largely comprising military trenches, in which combatants are well-protected from the enemy's small arms fire and are substantially sheltered from artillery.
See 20th century and Trench warfare
Triode
A triode is an electronic amplifying vacuum tube (or thermionic valve in British English) consisting of three electrodes inside an evacuated glass envelope: a heated filament or cathode, a grid, and a plate (anode).
Triple Entente
The Triple Entente (from French entente meaning "friendship, understanding, agreement") describes the informal understanding between the Russian Empire, the French Third Republic, and the United Kingdom of Great Britain and Ireland.
See 20th century and Triple Entente
Tropic of Cancer (novel)
Tropic of Cancer is an autobiographical novel by Henry Miller that is best known as "notorious for its candid sexuality", with the resulting social controversy considered responsible for the "free speech that we now take for granted in literature." It was first published in 1934 by the Obelisk Press in Paris, France, but this edition was banned in the United States.
See 20th century and Tropic of Cancer (novel)
Tsar
Tsar (also spelled czar, tzar, or csar; tsar; tsar'; car) is a title historically used by Slavic monarchs.
Tulsa race massacre
The Tulsa race massacre, also known as the Tulsa race riot or the Black Wall Street massacre, was a two-day-long white supremacist terrorist massacre that took place between May 31 and June 1, 1921, when mobs of white residents, some of whom had been appointed as deputies and armed by city government officials, attacked black residents and destroyed homes and businesses of the Greenwood District in Tulsa, Oklahoma.
See 20th century and Tulsa race massacre
Tulsa, Oklahoma
Tulsa is the second-most-populous city in the state of Oklahoma, after Oklahoma City, and is the 48th-most-populous city in the United States.
See 20th century and Tulsa, Oklahoma
Twelve-tone technique
The twelve-tone technique—also known as dodecaphony, twelve-tone serialism, and (in British usage) twelve-note composition—is a method of musical composition first devised by Austrian composer Josef Matthias Hauer, who published his "law of the twelve tones" in 1919.
See 20th century and Twelve-tone technique
Uncrewed spacecraft
Uncrewed spacecraft or robotic spacecraft are spacecraft without people on board.
See 20th century and Uncrewed spacecraft
United Kingdom of Great Britain and Ireland
The United Kingdom of Great Britain and Ireland was a sovereign state in Northwestern Europe that was established by the union in 1801 of the Kingdom of Great Britain and the Kingdom of Ireland.
See 20th century and United Kingdom of Great Britain and Ireland
United Nations
The United Nations (UN) is a diplomatic and political international organization whose stated purposes are to maintain international peace and security, develop friendly relations among nations, achieve international cooperation, and serve as a centre for harmonizing the actions of nations.
See 20th century and United Nations
United Nations resolution
A United Nations resolution (UN resolution) is a formal text adopted by a United Nations (UN) body.
See 20th century and United Nations resolution
United States
The United States of America (USA or U.S.A.), commonly known as the United States (US or U.S.) or America, is a country primarily located in North America.
See 20th century and United States
Universe
The universe is all of space and time and their contents.
Uranus
Uranus is the seventh planet from the Sun.
Urban planning
Urban planning, also known as town planning, city planning, regional planning, or rural planning in specific contexts, is a technical and political process that is focused on the development and design of land use and the built environment, including air, water, and the infrastructure passing into and out of urban areas, such as transportation, communications, and distribution networks, and their accessibility.
See 20th century and Urban planning
Uta Merzbach
Uta Caecilia Merzbach (February 9, 1933 – June 27, 2017) was a German-American historian of mathematics who became the first curator of mathematical instruments at the Smithsonian Institution.
See 20th century and Uta Merzbach
Vaccination
Vaccination is the administration of a vaccine to help the immune system develop immunity from a disease.
See 20th century and Vaccination
Vaccine
A vaccine is a biological preparation that provides active acquired immunity to a particular infectious or malignant disease.
Vacuum cleaner
A vacuum cleaner, also known simply as a vacuum, is a device that uses suction, and often agitation, in order to remove dirt and other debris from carpets and hard floors.
See 20th century and Vacuum cleaner
Varicella vaccine
Varicella vaccine, also known as chickenpox vaccine, is a vaccine that protects against chickenpox.
See 20th century and Varicella vaccine
Vaslav Nijinsky
Vaslav or Vatslav Nijinsky (Vatslav Fomich Nizhinsky,; Wacław Niżyński,; 12 March 1889/18908 April 1950) was a Russian ballet dancer and choreographer of Polish ancestry.
See 20th century and Vaslav Nijinsky
Velcro
Velcro IP Holdings LLC, doing business as Velcro Companies and commonly referred to as Velcro (pronounced), is a British privately held company, founded by Swiss electrical engineer George de Mestral in the 1950s.
Venus
Venus is the second planet from the Sun.
Victorian era
In the history of the United Kingdom and the British Empire, the Victorian era was the reign of Queen Victoria, from 20 June 1837 until her death on 22 January 1901.
See 20th century and Victorian era
Video
Video is an electronic medium for the recording, copying, playback, broadcasting, and display of moving visual media.
Video game design
Video game design is the process of designing the rules and content of video games in the pre-production stage and designing the gameplay, environment, storyline and characters in the production stage.
See 20th century and Video game design
Vietnam
Vietnam, officially the (SRV), is a country at the eastern edge of mainland Southeast Asia, with an area of about and a population of over 100 million, making it the world's fifteenth-most populous country.
Vietnam War
The Vietnam War was a conflict in Vietnam, Laos, and Cambodia from 1 November 1955 to the fall of Saigon on 30 April 1975.
See 20th century and Vietnam War
Vietnam War casualties
Estimates of casualties of the Vietnam War vary widely.
See 20th century and Vietnam War casualties
Virus
A virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism.
Visual culture
Visual culture is the aspect of culture expressed in visual images.
See 20th century and Visual culture
Vitamin
Vitamins are organic molecules (or a set of closely related molecules called vitamers) that are essential to an organism in small quantities for proper metabolic function.
Vladimir Lenin
Vladimir Ilyich Ulyanov (1870 – 21 January 1924), better known as Vladimir Lenin, was a Russian revolutionary, politician and political theorist.
See 20th century and Vladimir Lenin
Vostok 1
Vostok 1 (Восток, East or Orient 1) was the first spaceflight of the Vostok programme and the first human orbital spaceflight in history.
Voyager 1
Voyager 1 is a space probe launched by NASA on September 5, 1977, as part of the Voyager program to study the outer Solar System and the interstellar space beyond the Sun's heliosphere.
See 20th century and Voyager 1
Voyager 2
Voyager 2 is a space probe launched by NASA on August 20, 1977, as a part of the Voyager program.
See 20th century and Voyager 2
Voyager Golden Record
The Voyager Golden Records are two identical phonograph records which were included aboard the two Voyager spacecraft launched in 1977.
See 20th century and Voyager Golden Record
Wallace Fard Muhammad
Wallace Fard Muhammad, also known as W. F. Muhammad, Wallace D. Fard or Master Fard Muhammad (reportedly born February 26, – disappeared), was the founder of the Nation of Islam.
See 20th century and Wallace Fard Muhammad
Walt Disney
Walter Elias Disney (December 5, 1901December 15, 1966) was an American animator, film producer, voice actor, and entrepreneur.
See 20th century and Walt Disney
War on drugs
The war on drugs is the policy of a global campaign, led by the United States federal government, of drug prohibition, military aid, and military intervention, with the aim of reducing the illegal drug trade in the United States.
See 20th century and War on drugs
Warsaw Pact
The Warsaw Pact (WP), formally the Treaty of Friendship, Cooperation and Mutual Assistance (TFCMA), was a collective defense treaty signed in Warsaw, Poland, between the Soviet Union and seven other Eastern Bloc socialist republics of Central and Eastern Europe in May 1955, during the Cold War.
See 20th century and Warsaw Pact
Washing machine
A washing machine (laundry machine, clothes washer, washer, or simply wash) is a machine designed to launder clothing.
See 20th century and Washing machine
Weak interaction
In nuclear physics and particle physics, the weak interaction, also called the weak force, is one of the four known fundamental interactions, with the others being electromagnetism, the strong interaction, and gravitation.
See 20th century and Weak interaction
West Germany
West Germany is the common English name for the Federal Republic of Germany (FRG) from its formation on 23 May 1949 until the reunification with East Germany on 3 October 1990. The Cold War-era country is sometimes known as the Bonn Republic (Bonner Republik) after its capital city of Bonn. During the Cold War, the western portion of Germany and the associated territory of West Berlin were parts of the Western Bloc.
See 20th century and West Germany
West Nile virus
West Nile virus (WNV) is a single-stranded RNA virus that causes West Nile fever.
See 20th century and West Nile virus
Western Allied invasion of Germany
The Western Allied invasion of Germany was coordinated by the Western Allies during the final months of hostilities in the European theatre of World War II.
See 20th century and Western Allied invasion of Germany
Western Bloc
The Western Bloc, also known as the Capitalist Bloc, is an informal, collective term for countries that were officially allied with the United States during the Cold War of 1947–1991.
See 20th century and Western Bloc
Western culture
Western culture, also known as Western civilization, European civilization, Occidental culture, or Western society, includes the diverse heritages of social norms, ethical values, traditional customs, belief systems, political systems, artifacts and technologies of the Western world.
See 20th century and Western culture
Western Front (World War II)
The Western Front was a military theatre of World War II encompassing Denmark, Norway, Luxembourg, Belgium, the Netherlands, the United Kingdom, France, and Germany. The Italian front is considered a separate but related theatre. The Western Front's 1944–1945 phase was officially deemed the European Theater by the United States, whereas Italy fell under the Mediterranean Theater along with the North African campaign.
See 20th century and Western Front (World War II)
Western world
The Western world, also known as the West, primarily refers to various nations and states in the regions of Australasia, Western Europe, and Northern America; with some debate as to whether those in Eastern Europe and Latin America also constitute the West.
See 20th century and Western world
Wicca
Wicca, also known as "The Craft", is a modern pagan, syncretic, earth-centered religion.
Will Wright (game designer)
William Ralph Wright (born January 20, 1960) is an American video game designer and co-founder of the game development company Maxis, which later became part of Electronic Arts.
See 20th century and Will Wright (game designer)
William Friedkin
William David Friedkin (August 29, 1935 – August 7, 2023) was an American film, television and opera director, producer, and screenwriter who was closely identified with the "New Hollywood" movement of the 1970s.
See 20th century and William Friedkin
Women's suffrage
Women's suffrage is the right of women to vote in elections.
See 20th century and Women's suffrage
Woody Allen
Heywood Allen (born Allan Stewart Konigsberg; November 30, 1935) is an American filmmaker, actor, and comedian whose career spans more than six decades.
See 20th century and Woody Allen
World communism
World communism, also known as global communism or international communism, is a form of communism placing emphasis on an international scope rather than being individual communist states.
See 20th century and World communism
World population
In world demographics, the world population is the total number of humans currently living.
See 20th century and World population
World Series
The World Series is the annual championship series of Major League Baseball (MLB) in the United States and Canada.
See 20th century and World Series
World War I
World War I (alternatively the First World War or the Great War) (28 July 1914 – 11 November 1918) was a global conflict between two coalitions: the Allies (or Entente) and the Central Powers.
See 20th century and World War I
World War II
World War II or the Second World War (1 September 1939 – 2 September 1945) was a global conflict between two alliances: the Allies and the Axis powers.
See 20th century and World War II
World Wide Web
The World Wide Web (WWW or simply the Web) is an information system that enables content sharing over the Internet through user-friendly ways meant to appeal to users beyond IT specialists and hobbyists.
See 20th century and World Wide Web
Wright Flyer
The Wright Flyer (also known as the Kitty Hawk, Flyer I or the 1903 Flyer) made the first sustained flight by a manned heavier-than-air powered and controlled aircraft—an airplane—on December 17, 1903.
See 20th century and Wright Flyer
X-ray
X-rays (or rarely, X-radiation) are a form of high-energy electromagnetic radiation.
Yom Kippur War
The Yom Kippur War, also known as the Ramadan War, the October War, the 1973 Arab–Israeli War, or the Fourth Arab–Israeli War, was an armed conflict fought from 6 to 25 October 1973, between Israel and a coalition of Arab states led by Egypt and Syria.
See 20th century and Yom Kippur War
Youssef Wahbi
Youssef Abdallah Wahbi Qotb (يوسف عبد الله هديب وهبي قطب) (14 July 1902 – 17 October 1982) was an Egyptian stage, film actor and director, a leading star of the 1930s and 1940s and one of the most prominent Egyptian stage actors of all time, who also served on the jury of the Cannes Film Festival in 1946.
See 20th century and Youssef Wahbi
Youth culture
Youth culture refers to the societal norms of children, adolescents, and young adults.
See 20th century and Youth culture
Zaxxon
is a scrolling shooter developed and released by Sega as an arcade video game in 1982.
1911 Revolution
The 1911 Revolution, also known as the Xinhai Revolution or Hsinhai Revolution, ended China's last imperial dynasty, the Qing dynasty, and led to the establishment of the Republic of China.
See 20th century and 1911 Revolution
1940s
The 1940s (pronounced "nineteen-forties" and commonly abbreviated as "the '40s" or "the Forties") was a decade that began on January 1, 1940, and ended on December 31, 1949.
1942 (video game)
1942 is a vertically scrolling shooter by Capcom that was released as an arcade video game in 1984.
See 20th century and 1942 (video game)
1950s
The 1950s (pronounced nineteen-fifties; commonly abbreviated as the "Fifties" or the "50s") (among other variants) was a decade that began on January 1, 1950, and ended on December 31, 1959.
1970s
The 1970s (pronounced "nineteen-seventies"; commonly shortened to the "Seventies" or the "70s") was a decade that began on January 1, 1970, and ended on December 31, 1979.
1970s energy crisis
The 1970s energy crisis occurred when the Western world, particularly the United States, Canada, Western Europe, Australia, and New Zealand, faced substantial petroleum shortages as well as elevated prices.
See 20th century and 1970s energy crisis
1973 oil crisis
In October 1973, the Organization of Arab Petroleum Exporting Countries (OAPEC) announced that it was implementing a total oil embargo against the countries who had supported Israel at any point during the 1973 Yom Kippur War, which began after Egypt and Syria launched a large-scale surprise attack in an ultimately unsuccessful attempt to recover the territories that they had lost to Israel during the 1967 Six-Day War.
See 20th century and 1973 oil crisis
1979 oil crisis
A drop in oil production in the wake of the Iranian Revolution led to an energy crisis in 1979.
See 20th century and 1979 oil crisis
1980s
The 1980s (pronounced "nineteen-eighties", shortened to "the '80s" or "the Eighties") was a decade that began on January 1, 1980, and ended on December 31, 1989.
1989 Tiananmen Square protests and massacre
The Tiananmen Square protests, known in China as the June Fourth Incident, were student-led demonstrations held in Tiananmen Square, Beijing, China, lasting from 15 April to 4 June 1989.
See 20th century and 1989 Tiananmen Square protests and massacre
1990s
The 1990s (often referred to as the "'90s" or "Nineties") was a decade that began on January 1, 1990, and ended on December 31, 1999.
2000
2000 was designated as the International Year for the Culture of Peace and the World Mathematical Year.
20th century in science
Science advanced dramatically during the 20th century.
See 20th century and 20th century in science
2nd millennium
The second millennium of the Anno Domini or Common Era was a millennium spanning the years 1001 to 2000.
See 20th century and 2nd millennium
See also
20th-century overviews
- 20th century
- 20th century in literature
2nd millennium
- 11th century
- 12th century
- 13th century
- 14th century
- 15th century
- 16th century
- 17th century
- 18th century
- 19th century
- 20th century
- 2nd millennium
- Early modern period
- Late modern period
- Little Ice Age
- Middle Ages
Late modern period
- 19th century
- 20th century
- Contemporary history
- Late modern period
- Modern reenactment
- Modern understanding of Greek mythology
References
Also known as 1900s (century), 1901-2000, 20 century, 20th Century's, 20th centuries, 20th century AD, 20th century in politics, 20th-century, Century XX, Early 20th century, Late 20th Century, Late twentieth century, The 20th Century in Review, TwenCen, Twentieth Century, Twentieth centuries, Twentieth-century, Wars in the 20th century, XX Century, XX century physics, XXth century.
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