HMS Triumph’s sister ship HMS Swiftsure
|GRT||11,985 tons (one of the largest ships hit)|
|History||Only two days later the same submarine would sink another British battleship, the HMS Majestic.|
U-boat attacks on Battleship Triumph
|1||25 May 1915||U 21 (Otto Hersing)||Sunk||W of Cape Helles, Gallipoli||73|
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