The play Andre is a fictionalized account of whether to spare or hang Major John Andre for his role in treason of which person who was a general in the American Revolutionary War that later defected to the British Army? 
André (play): André; a Tragedy in Five Acts is a play by William Dunlap, first produced at the Park Theatre in New York City on March 30, 1798, by the Old American Company, published in that same year together with a collection of historic documents relating to the case of the title character, Major John André, the British officer who was hanged as a spy on October 2, 1780, for his role in the treason of Benedict Arnold. Benedict Arnold: Benedict Arnold (January 14, 1741 [O.S. January 3, 1740] June 14, 1801) was a general during the American Revolutionary War, who fought for the American Continental Army, and later defected to the British Army.
Benedict Arnold