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US Submarine Sinks Iranian Warship In Indian Ocean
March 4, 2026
A US submarine sank an Iranian warship, sinking the vessel in minutes. The attack happened 2,500 miles from Iran in the Indian Ocean just South of Sri Lanka. Secretary of War Pete Hegseth announced the sinking Wednesday. It is the first time a US submarine has sunk an enemy warship since the closing days of WWII. The Iranian ship was the "IRIS Dena" and its mission had not been revealed.
