Defense Secretary Pete Hegseth said on Wednesday that a U.S. Navy submarine sunk an Iranian warship in international waters, ...

As Germany escalated unrestricted submarine warfare in 1917, Allied convoys and destroyer screens became the counterweight to the U-boat threat. In November 1917, USS Fanning’s lookout spotted a thin ...

The old Wickes-class destroyer USS Roper was tasked with hunting the feared German submarine U-85 off the coast of North Carolina. Despite the U-boat's modern speed advantage, the Roper used a secret ...

This story has been updated with additional information from U.S. Central Command about the sinking of an IRGCN corvette. An ...

U.S. war has expanded dramatically into open waters, with Iran’s Islamic Revolutionary Guard Corps claiming it struck an American[...] ...