In what year was the man under whose command the 1st U-boat Flotilla was founded born?
Karl Dönitz Karl Dönitz (sometimes spelt Doenitz) (] ; 16 September 1891 – 24 December 1980) was a German admiral who played a major role in the naval history of World War II. Dönitz briefly succeeded Adolf Hitler as the head of state of Germany.
German submarine U-1 (1935) German submarine "U-1" was the first U-boat (or submarine) built for Nazi Germany's "Kriegsmarine" following Adolf Hitler's abrogation of the terms of the Treaty of Versailles in 1935, which banned Germany possessing a submarine force.