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06/09/1776 World's first submarine is used in combat

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The Turtle: World's first submarine used in combat

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The Turtle Submarine

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First Combat Submarine The "Turtle" Used During Revolutionary War

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Replica "TURTLE" Revolutionary War Submarine - Test #2

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Full Scale "TURTLE" Revolutionary War Submarine Replica - Test #1

The vessel was designed by American inventor David Bushnell. She was called Turtle. Like modern submarines, she used water as ballast and a screw propeller. However, her attack against British ship-of-the line HMS Eagle failed. According to some sources, the story was fabricated. Turtle latter sunk with a sloop which was transporting her.
    • Essentials 

    • Development 

    • Preparation for use 

    • Attack on ''Eagle'' 

    • Aftermath 

    • Replicas 

    • In fiction