They were designed to engage in a deadly game of cat and mouse, luring in surfaced U-boats as British crews pretended to escape in “panic parties” before a German submarine commander blew up ...

or U-boats, sunk, scuttled, captured, or otherwise lost to German forces during World War II. Here, naval historian Timothy Mulligan describes 25 of the most historically significant U-boats.

UC-97 became probably the only German submarine sunk within the continental United States. One of five U-boats turned over to the U.S. Navy for post-war study, she toured the Great Lakes as part ...