Australian Prime Minister Anthony Albanese speaks at the Sydney Opera House during a National Day of Mourning for the victims ...

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

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

The Pentagon has not said which American submarine fired the torpedo, except to say it was a fast-attack submarine.

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

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

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 ...

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 you need to know.

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

Two Russian TU-142 military aircraft were tracked near Alaska and Canada.

A US submarine strike on an Iranian warship near Sri Lanka has intensified the conflict between the US and Iran. This action ...

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