The Type I U-boat was the first post–World War I attempt by Nazi Germany's Kriegsmarine to produce an oceangoing submarine.
The UB II type submarine was a class of U-boat built during World War I by the German Imperial Navy.
Type UC II minelaying submarines were used by the Imperial German Navy during World War I. They displaced 417 tons, carried guns, 7 torpedoes and up to 18 mines.
Germany (Deutschland), officially the Federal Republic of Germany (Bundesrepublik Deutschland), is a federal parliamentary republic in western-central Europe.
New!!: German submarine U-25 and Germany ·
SM U-23 was one of the 329 U-boats serving in the Imperial German Navy in World War I. U-23 was engaged in the naval warfare and took part in the First Battle of the Atlantic.
A submarine is a watercraft capable of independent operation underwater.
New!!: German submarine U-25 and Submarine ·
The Type 206 is a class of diesel-electric submarines (U-boats) developed by Howaldtswerke-Deutsche Werft (HDW).
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.