There were many spies never discovered during the American Revolution. But Nathan Hale was he was captured and executed.He was cought by British Athorities he was cought at the battle of Long Lost Island.As a captain of the continental army.He actually volintiered to go behind enemy lines.Nathans death illustrated the dangers of being a spy.Washington charged major Benjaman Tallmage with creating the spy ring in New York City,The site of British headquarters.