"The Betrayal and Death of Benedict Arnold: A Play for the Greek Theater" is an impressive drama by the author John Jay Chapman, which depicts the complicated fate of the famous American general Benedict Arnold. This play reveals the internal conflicts and moral dilemmas that accompanied the famous invader during the American Revolution. Through the skilfully used form of the Greek theater, the author brings the psychology of the characters to the depths and shows their inner torment. This play not only reveals historical events, but also poses important questions to the reader about morality and loyalty to one's country.