DKM Navy Type VII-C U-Boat. _x000D__x000D_ Type VIIC U-boat (Unterseeboot) of the German Navy submarine fleet. 568 craft were launched between 1940 and 1945, starting with U-69. Type VIIC was in operational service early in WWII near the end of the Battle of the Atlantic, the so-called "First Happy Time" when U-boats inflicted heavy losses against British Royal Navy and allied shipping. Between January and August 1942, German U-boats struck US Navy & merchant shipping in a phase of WWII known as the “