The commander of the Iranian navy grinned from ear to ear as he shook hands with his Indian counterpart, both of them dressed in immaculate white-gold uniforms.

After a long patrol, a Vanguard class submarine has returned to its base in Faslane. This video explores the journey, ...

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

The United States and Iran have offered sharply different accounts of the sinking of an Iranian warship in the Indian Ocean ...

Australians serving on a US submarine which sank an Iranian warship off the coast of Sri Lanka last week were sent to their cabins during the operation, a report has claimed. Three Australians were ...

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 ...

Officials in New Delhi say that an Iranian warship that was sunk by a U.S. submarine near Sri Lanka had participated in naval exercises hosted by India before heading out into international waters in ...

The U.S. military has intensified operations in Iran, sinking an Iranian warship and striking thousands of targets, as the ...

A widening U.S.-Israeli war with Iran has seen major strikes, missile fire across the region, and fresh fears for global energy and markets. On Wednesday, Defense Secretary Pete Hegseth says ...

The war has killed more than 1,000 people in Iran and dozens in Lebanon, while disrupting the supply of the world’s oil and ...

Watch now: Tehran vows revenge after a U.S. submarine sinks an Iranian warship. And Texas Rep. Tony Gonzales admits to staffer affair.