Defence secretary Pete Hegseth says a torpedo from a US submarine sank an Iranian warship. In a Pentagon briefing on Wednesday, Mr Hegseth said that the Tuesday night strike on an Iranian warship was the first such attack on an enemy since the Second World War.

A US submarine sank an Iranian warship in the Indian Ocean, Defence Secretary Pete Hegseth said on March 4th. The Pentagon also warned the operation in Iran was "far from over". "We are seeing an

Pete Hegseth did not name the ship - but earlier, the Sri Lankan navy said around 140 people were missing after the Iris Dena went down off the coast of Galle.

The Department of War shared a video of the torpedo attack after Hegseth’s announcement. The tempo of the strikes on Iran was so intense that state television announced the mourning ceremony for Iranian Supreme Leader Ayatollah Ali Khamenei,

New explosions rang out in Tehran as Mojtaba Khamenei, son of Ayatollah Ali Khamenei, emerged as a successor to his assassinated father as Iran’s supreme leader.

Donald Trump suggests the conflict will escalate further as Britain questions its legality in a startling trans-Atlantic bust-up

An official says more preparations are needed for the three-day ceremony in Tehran, where the supreme leader will lie in state.

President Donald Trump said on Tuesday he ordered U.S. forces to join Israel's attack ​on Iran because he believed Iran was about to strike first, contradicting the rationale offered a day earlier by his secretary of state for how the ‌war began.