War Secretary Pete Hegseth announced that a U.S. submarine torpedo strike sank an Iranian warship in a first enemy ship ...

At least 80 people are dead after a United States submarine torpedo sank an Iranian warship amid the ongoing Iran war.

The March 4 incident in the Indian Ocean marked the first time an American submarine had torpedoed an enemy vessel since the ...

Submarine Blows Up Iranian Warship in Video Released by Dept. of War ...

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

As naval warfare reemerges as a key strategy in the US war with Iran, World War II museum ships are finding new relevance.

The US submarine strike on an Iranian warship in the Indian Ocean marked a sharp escalation in the war between the two nations, raising fresh security and economic risks across the Indo-Pacific.

A single Mk-48 torpedo achieved "immediate effect" on an Iranian frigate, which was operating in the Indian Ocean, the ...

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

The U.S. and Israel struck Tehran and other Iranian cities in airstrikes on the fifth day of the war with Iran. Here's what ...

The U.S. Navy has reached a Cold War-era milestone in the Arctic, deploying two Virginia-class submarines beneath the polar ice cap for the 100th time since World War II.

Since 1991, Navy subs have launched scores of cruise missiles in combat, but the torpedo attack off Sri Lanka is a return to form after 80 years.