Innovations of War: The Evolution of Tactical Military Weapons S01 E07 Steel Sharks

On the night of September 6th, 1776, a small group of men on the shore of New York Harbor silently lowered a most peculiar-looking craft named the American Turtle into the water. It carried an underwater bomb. The Turtle was not the first submarine craft, but it was the first used in war. A new age in warfare was about to be ushered in.