First submarine was launched in 1898. John Phillip Holland, owner of the John P. Holland Torpedo Boat Company, created the Holland Submarine. It submerged for about 100 minutes in a shipyard in Elizabethtown, New Jersey.
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Aug 082024
H. L. Hunley was raised from the ocean floor in 2000. The Confederate submarine was launched in July 1863. It sank soon after it sank the USS Housatonic on February 17, 1864, in Charleston Harbor. All eight members of the crew died. Experts are still trying to decide how and why the Hunley sank. Young adults could learn a great deal more at: H. L. Hunley.