Final answer:
Nathan Hale was hanged by the British because he was spying on them for the American Patriots.
Step-by-step explanation:
Nathan Hale was hanged by the British because he was spying on them for the American Patriots. He infiltrated British lines and gathered intelligence on their plans and movements. Unfortunately, he was captured and executed as a spy. His famous last words, 'I only regret that I have but one life to lose for my country,' have become an enduring symbol of patriotism in American history.
Learn more about Nathan Hale's execution