Anti-aircraft warfare or counter-air defence is defined by NATO as "all measures designed to nullify or reduce the effectiveness of hostile air action."AAP-6 They include ground-and air-based weapon systems, associated sensor systems, command and control arrangements and passive measures (e.g. barrage balloons).
The Škoda Works (Škodovy závody) was one of the largest European industrial conglomerates of the 20th century, founded by Czech engineer Emil Škoda in 1859 in Plzeň, then in the Kingdom of Bohemia, Austrian Empire.
Czechoslovakia, or Czecho-Slovakia (Czech and Československo, Česko-Slovensko), was a sovereign state in Central Europe that existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until its peaceful dissolution into the:Czech Republic and:Slovakia on 1 January 1993.
The Munich Agreement was a settlement permitting Nazi Germany's annexation of portions of Czechoslovakia along the country's borders mainly inhabited by German speakers, for which a new territorial designation, the "Sudetenland", was coined.
The Soviet Union, officially the Union of Soviet Socialist Republics (USSR) was a socialist state in Eurasia that existed from 1922 to 1991.
The Wehrmacht (lit. "defence force")From wehren, "to defend" and Macht., "power, force".
World War II (often abbreviated to WWII or WW2), also known as the Second World War, was a global war that lasted from 1939 to 1945, although conflicts reflecting the ideological clash between what would become the Allied and Axis blocs began earlier.
Yugoslavia (Jugoslavija/Југославија; Jugoslavija; Југославија; Pannonian Rusyn: Югославия, transcr. Juhoslavija)Jugosllavia; Jugoszlávia; Juhoslávia; Iugoslavia; Jugoslávie; Iugoslavia; Yugoslavya; Югославия, transcr. Jugoslavija.