Question: Joshua Hett Smith House (demolished), also known as Treason House, was a historic house in West Haverstraw, New York, during the American Revolutionary War, which General met at the house with British Major John André, while plotting to surrender the fort at West Point, who was the general during the American Revolutionary War, who fought for the American Continental Army, and later defected to the British Army?
Sentence (from "Benedict Arnold"): This plan was exposed in September 1780.
Relevant evidence: No