1797: William Blount
United States Senator from Tennessee

Former Commissioner of Indian Affairs

Impeached by the House for organizing a bizarre plot to expel the Spanish from its Florida and Louisiana territories through a coordinated attack by Indians, frontiersman and the British navy. The plan called for the majority of the territory to be transferred to Britain with part of it going to Tennessee.

Case dismissed by the Senate on January 14, 1799. The Senate ruled that an U.S. Senator could not be impeached.