The sinking of the Valruzian Navy frigate HMS Chulbark occured on May 13, 3395. The ship was returning from a diplomatic mission to Kazulia, when, in an attack carried out by two Dranish vessels without government permission, the Chulbark was struck by an anti-ship missile, and went down after the resulting fire cause a massive explosion in the ship's cargo hold. All twenty-four men on board were killed.