Innovations of War Season 1 Episode 4 Steel Sharks
- May 5, 2015
- 51 min
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.