Seven vessels of the Royal Navy have been named HMS Acheron after Acheron, a river of Hades in Greek mythology.The first Acheron was an 8-gun bomb vessel launched in 1803 and burned by the French in 1805.The second Acheron was a paddle sloop launched in 1838 and sold in 1855.Acheron was the name given to a screw sloop laid down in 1861 but she was cancelled before launch.The third Acheron was a Warrior-classironclad armoured frigate launched in 1866 as Northumberland, renamed in 1898, and sold in 1927.The fourth Acheron was a torpedo boat launched in 1879 and sold in 1902.The fifth Acheron was the lead ship of her class of destroyer. She was launched in 1911, served in World War I and was sold in 1921.The sixth Acheron (H45) was an A-class destroyer launched in 1930 and sunk by a mine off the Isle of Wight on 17 December1940.The seventh Acheron (P411) was an Amphion-class diesel-electric submarine launched in 1947 and scrapped in 1972.
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