In September 1914, a single German U-boat ventured into the North Sea. Lieutenant Otto Weddigen’s U-9 slipped past patrols ...
Late in WW2, Allied forces introduced an acoustic homing torpedo designed to track submarines by the sound of their ...
Eight days into his first boat command, Karl-Adolf Schlitt made a toilet mistake that would get the whole crew captured or ...
In the final weeks of the war, the Navy hunted down and sank five German submarines in the North Atlantic. They stopped what ...