The Type II U-boat was designed by Germany as a coastal U-boat, modeled after the CV-707 submarine, which was designed by the Dutch dummy company NV Ingenieurskantoor voor Scheepsbouw den Haag (I.v.S) (set up by Germany after World War I in order to maintain and develop German submarine technology and to circumvent the limitations set by the Treaty of Versailles) and built in 1933 by the Finnish Crichton-Vulcan shipyard in Turku, Finland.
The Type UB I was a class of small coastal submarines (U-boats) built in Germany at the beginning of the First World War.
The Type UC I coastal submarines were a class of small minelaying U-boats built in Germany during the early part of World War I. They were the first operational minelaying submarines in the world (although the Russian submarine ''Krab'' was laid down earlier).
Germany (Deutschland), officially the Federal Republic of Germany (Bundesrepublik Deutschland), is a federal parliamentary republic in western-central Europe.
New!!: German submarine U-12 and Germany ·
Italy (Italia), officially the Italian Republic (Repubblica Italiana), is a unitary parliamentary republic in Europe.
New!!: German submarine U-12 and Italy ·
SM U-9 was a German Type U 9 U-boat.
New!!: German submarine U-12 and SM U-9 ·
A submarine is a watercraft capable of independent operation underwater.
New!!: German submarine U-12 and Submarine ·
The Type 205 was a class of German diesel-electric submarines.
World War I (WWI or WW1), also known as the First World War or the Great War, was a global war centered in Europe that began on 28 July 1914 and lasted until 11 November 1918.
World War II (WWII or WW2), also known as the Second World War, was a global war that lasted from 1939 to 1945, though related conflicts began earlier.