Secretary of Defense Pete Hegseth called the sinking of an Iranian warship with a single Mk48 torpedo a "quiet death."

The sinking of an Iranian warship by a US Navy submarine off the coast of Sri Lanka this week is something a US sub hasn’t done in more than 80 years and is another indication that Washington’s war with Tehran is taking on a breadth also not seen in decades.

In a dramatic and rare naval operation, a U.S. Navy submarine fired a $4.2 million torpedo that detonated beneath an Iranian warship off the southern coast of Sri Lanka. The attack marked a historic first in modern warfare,

WPTV Anchor and Navy Veteran Mike Trim is listening to the local submarine veteran community after the first U.S. torpedo sinking since World War Two

The men are accused in the sinking of the ARA San Juan, in which 44 crew members died. Victims' families say justice remains incomplete as no high-level political figures have been prosecuted.

Sri Lanka’s navy has recovered 87 bodies and rescued 32 people after an Iranian warship was sunk by a U.S. submarine in international waters near the island. U.S.

Beijing is working to ramp up production of nuclear-powered attack boats and incorporate larger numbers of guided-missile classes into its submarine force, putting the People’s Liberation Army Navy on the path to credibly challenge U.

Sri Lanka sent jets to rescue crew of Iranian ship 'Iris Dena' after it sounded a distress call. Sri Lanka denied that the ship was hit by a submarine attack.

The Torsk's sinking of the Japanese vessel marked the last U.S. submarine kill for over eight decades - that is until March 3, 2026.