He lost his sense of aggression after leading the Army of the Cumberland to a bloody stalemate at Stones River.
After resigning from the army, he served as minister to Mexico, and then as a member of the House from California until 1885. He first campaigned under George B. McClellan, chasing Robert E. Lee from West Virginia. Further victories under Grant at Iuka and Corinth earned him an independent command in Tennessee. He lost his sense of aggression after leading the Army of the Cumberland to a bloody stalemate at Stones River. Goaded by Lincoln, he advanced, only to be routed and become the only Union commander ever besieged. For 10 points, name this man who was replaced after losing to Bragg at Chickamauga and being chased back into Chattanooga.
After resigning from the army, he served as minister to Mexico, and then as a member of the House from California until 1885.
William S. Rosecrans