Sgt. Lee of the Continental Army piloted the "Turtle" (history's first sub used in war)during the Revolutionary War in 1776.
This Week in History - 1999 Submarines Silent Service was released on: USA: 2003
During WW2, all the major countries involved used submarines.
They were used by submarines to navigate when not in open waters, They were also used by submarines and anti-submarine ships to locate enemy submarines.
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Submarines todaee are used for underwater exploration,funn,new life underwater.
Nuclear energy is used to power most modern submarines
Shallow diving submarines are used for reef watching in many parts of the world.
submarines were used in WW1 and the weapons used were torpedos and a deck gun.
Both the Union and the Confederate had submarines, but the Confederate used them more often.
No, not really, submarines were first used successfully in the Civil War.
Yes, submarines were used by the Confederate Navy in the US Civil War.
World War I submarines were primarily used to locate and attack surface cargo and warships.