Question: The Treaty of Fort Harmar was an agreement between the United States government and numerous Native American tribes with claims to what post-AMerican revolutionary War territory northwest of the River Ohio, and that legally existed from July 13 1787 until March 1, 1803?
Sentence (from "Harmar, Marietta"): Harmar is a historic neighborhood in the city of Marietta, Ohio, United States.
Relevant evidence: No