
In 1787, St. Clair served as the president of the Confederation Congress, which appointed him as the first governor of the Northwest Territory. He negotiated the Treaty of Fort Harmar, which ordered Native Americans off their land and directed the construction of forts. St. Clair’s actions led to open hostilities with the native tribes. In October 1791, St. Clair led 1,400 men deep into the Ohio wilderness to subdue the natives. Washington advised him to “beware of a surprise.”
November 4, 1791, Arthur St. Clair’s men were attacked by a combined force of Miami, Shawnee, and Delaware warriors. The surprise attack succeeded in killing or wounding more than 900 of St. Clair’s men. Only a desperate bayonet charge led by St. Clair himself allowed him and his remaining men to escape the field. “St. Clair’s Massacre” stands as one of the worst defeats in American military history. Arthur St. Clair was condemned as “worse than a murderer” by President Washington, and the massacre caused the first investigation of the executive branch under the new United States Constitution.
Arthur St. Clair Arthur St. Clair was born on March 23, 1736 in Thurso, Scotland. He briefly attended the University of Edinburgh and studied medicine before joining the British...