One of the deadliest military machines of World War II was the infamous German U-boat. While most people know a little about U-boats and are more than aware that they're submarines, one thing that's ...

The post-war narrative of the German U-boat efforts follows several stages: the first "Happy Time," followed by the second "Happy Time," and then utter destruction by the Allies. In reality, the ...

Over eight decades ago, the US Navy made the historic capture of a Nazi U-boat during World War II. A treasure trove of vital German intelligence, the submarine's capture was top-secret. See inside ...

The German U-boat U-853 sank the last U.S. merchant ship sunk in WWII. Historian Tim Gray speculates that German U-boats may have entered Narragansett Bay before the U.S. officially entered WWII.