James Armistead Lafayette
Double agent during the Revolutionary War
“Served” Cornwallis, but really he was gathering intel for Marquis de Lafayette and providing misdirection to Cornwallis
Provided intel that lead to victory at Yorktown
Eventually granted his freedom as a reward for his courage
Not believed that he ever went by James Armistead Lafayette. Instead James Fayette, James Lafayette, or James de la Fayette.