Home > World > US-Israel-Iran War Latest News Update: US Submarine Torpedoes Iranian Warship IRIS Dena Off Sri Lanka Coast Amid Escalating Tensions

US-Israel-Iran War Latest News Update: US Submarine Torpedoes Iranian Warship IRIS Dena Off Sri Lanka Coast Amid Escalating Tensions

The US-Israel-Iran conflict intensifies with airstrikes, missile attacks, rising casualties, regional escalation, and growing fears of a wider Middle East war.

By: Shubhi Kumar
Last Updated: March 4, 2026 20:01:20 IST

US-Israel-Iran War Latest News Update: The US government acknowledged its responsibility for destroying the Iranian naval ship IRIS Dena during operations in the Indian Ocean, which resulted in increased tensions between maritime forces. US Defence Secretary Pete Hegseth confirmed that an American submarine carried out the torpedo strike after identifying the warship as a potential threat.

US-Israel-Iran War Latest News Update: What Happened to IRIS Dena Near Sri Lanka?

US officials reported that a torpedo hit the Iranian frigate when it was located 40 nautical miles away from Galle’s shore in international waters, which mark the limits of Sri Lanka’s territorial zone. The Pentagon described the action as defensive, stating the submarine executed a “precise strike” that rapidly incapacitated the vessel.

Hegseth stated that the ship operated under the assumption of safety in international waters when it became a target because regional tensions between Iran and US forces had reached dangerous levels.

US-Israel-Iran War Latest News Update: How Did Sri Lanka Respond to the Distress Call?

The frigate reportedly issued a distress signal between 6 am and 7 am on Wednesday. The Sri Lanka Navy intercepted the call and immediately launched search and rescue operations, deploying warships and aircraft.

The crew list showed approximately 180 people were present on the ship. Sri Lankan authorities have rescued at least 32 injured sailors. Search operations continue as some crew members are yet to be found after recovery operations brought several bodies to shore. Rescue operations continue to take place.

US-Israel-Iran War Latest News Update: Why is This Incident Significant?

The sinking follows the recent participation of IRIS Dena in the International Fleet Review, which took place in Visakhapatnam and featured naval forces from 74 countries. 

The incident represents a major escalation in maritime confrontations linked to the broader Iran-US conflict, with Tehran yet to issue a detailed response.

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