Defense Secretary Pete Hegseth confirmed the torpedo attack, the first against an enemy vessel since World War II.

By Uditha Jayasinghe GALLE, Sri Lanka, March 5 (Reuters) - Sri Lanka said it was trying to "safeguard lives" on a second ...

The US released footage of a Mark-48 torpedo sinking Iran's IRIS Dena frigate in the Indian Ocean, killing over 80 sailors.

In a dramatic escalation of the 2026 Iran-Israel conflict, a U.S. nuclear-powered attack submarine torpedoed and sank the Iranian frigate IRIS Dena on March 4. The strike ...

US submarine sinks Iranian warship IRIS Dena near Sri Lanka, with major loss of life and regional security concerns raised.

IRIS Dena sinking LIVE: Iran has condemned the submarine attack by US as an ‘atrocity at sea’. The attack has also raised fears of the US-Iran war growing beyond the Middle East.

Sri Lanka's navy says around 140 people are feared missing after a military vessel went down off its southern coast.

US defence secretary Pete Hegseth said that an American submarine carried out the strike on the Iranian vessel off the ...

The US Navy's submarine attack on the Iranian frigate IRIS Dena clearly shows just how strong American naval power is in the Indian Ocean amid the US-Iran war spreading from the Middle East.

Experts say the strike highlights the risk of the conflict spreading into Asian waters and tests India’s careful diplomatic balancing.

The US sinking of Iris Dena was an answer to Iran attacking Gulf countries and ships in the Straits of Hormuz.