Few naval vessels have developed as enduring of a legacy as German U-Boats, but what does that name actually mean?

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.

With America’s cargo ships added to their target menu, combat-experienced U-boat captains were dispatched to the Atlantic coast in Operation Paukenschlag, picking off U.S. ships with such ease ...

On May 10th, 1945, all the German U-boats were told to surrender. The U249, which was the first German U-boat to arrive in UK waters, came into Weymouth Bay and surrendered. The commanding officer ...

Under the command of Lt. Cmdr. Maurice Jester, the Coast Guard cutter Icarus, shown here, sank a German U-boat off the North Carolina coast during WWII. (U.S. Coast Guard) After the Japanese ...