Inside Hitler’s U-Boat War" dives beneath the surface of World War II history to reveal the human stories behind Germany’s ...

In early February 1948, a strange and urgent morse-code SOS, three dots, three dashes and three dots again, came from a Dutch ...

This documentary looks at the Nazi submarine threat, their fleet known as the "Wolf Pack," and how it almost helped to defeat the Allies in World War II.

German U-Boats were a big threat to Allied shipping across the Atlantic. New inventions and tactics triggered a race to ...