The incident took place on March 4 in international waters about 40 nautical miles off Galle on Sri Lanka's southern coast ...

There are only two confirmed and one alleged incidents of warships being targeted and sunk by submarine-fired torpedoes and ...

Video of a US submarine sinking an Iranian warship looked "remarkably similar" to a 1945 US submarine attack, a World War II ...

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 ...

"It’s almost certain that Electric Boat contributed to its manufacturing in whole or in part,” Sen. Richard Blumenthal.

While it’s been almost a century since the last kill by an American submarine, other navies have done so more recently.

The Iranian warship that was sunk in the Indian Ocean likely didn’t have the technology needed to defend itself against ...

The USS Lionfish was commissioned in 1944 and earned one battle star for service in World War II. It sank a Japanese submarine, rescued the crew of a B-29 bomber, and served as a training submarine.

North Dakota has undergone repairs, structural inspections, and replacements of mechanical and electrical systems, according ...

A U.S. Navy fast attack submarine sank an Iranian warship in the Indian Ocean ...

Submarines operated in both the Atlantic and Pacific theatres, attacking warships, merchant vessels and supply routes throughout the second World War.

US Secretary of Defense Pete Hegseth said Wednesday that a US submarine sank an Iranian warship in international waters after Sri Lanka’s Navy said it rescued more than two dozen people from an ...