In September 1939, despite unpreparedness, Germany's U-boat force inflicted heavy losses on British vessels. This program showcases the early U-boat war, featuring vivid footage captured by German cameramen, much of it presented to viewers for the first time.

Grey Wolves 1939-1941 (2005)

After the defeat at Stalingrad, Hitler accepted the need for total mobilization, focusing on equipment production. However, the Allies had already closed the gap, and new weapons, tactics, and technology only increased U-boat losses.

Grey Wolves Collection