Australian Submariners Played Active Role in Sinking Iranian Naval Ship: Inquiry

In this screenshot of video provided by the U.S. Department of Defense, a U.S. submarine sinks Iranian frigate IRIS Dena in support of Operation Epic Fury off Sri Lanka’s coast on March 4, 2026 at Sea in the Indian Ocean. U.S. Department of Defense via Getty ImagesThe three Australian submariners seconded to the Los Angeles-class nuclear attack submarine, USS Charlotte, played an active role in sinking an Iranian Navy frigate in the Indian Ocean, defence officials revealed.The attack took place on March 4, 2026, in international waters about 20 nautical miles off the coast of Galle, Sri Lanka.