Prime Minister Anthony Albanese’s disclosure about the attack in the Indian Ocean prompted concern that Australia’s close ...

The US Navy is preparing its future ballistic missile submarine fleet to operate the ...

Legal experts say a U.S. submarine's deadly attack on an Iranian warship does not appear to have violated international or ...

At a briefing at the Pentagon on Wednesday, Defense Secretary Pete Hegseth confirmed that a U.S. submarine used a torpedo to ...

A US submarine this week torpedoing an Iranian warship during the Middle East conflict raised the crucial question of ...

The Geneva Conventions say nations have a duty to “take all possible measures” to help rescue victims of shipwrecks. A U.S. submarine left that to Sri Lanka.

With the U.S.-Israeli war on Iran in its seventh day, President Trump says the aim is to bring Iran back from the brink of ...

Experts say the strike on Iran’s warship was lawful, but U.S. rescue obligations remain unclear.

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.

Albanese says three Australians were aboard US submarine that sank Iranian ship - No Australian personnel took part in any offensive action against Iran, he clarifies ...

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

The Sri Lankan government took custody of the Bushehr after the U.S. sank an Iranian warship, the IRIS Dena, off Sri Lanka’s ...