Federal forces retake Iuka, Mississippi, following the recent battle there, and two Confederate armies join forces in an effort to retake the vital railroad city of Corinth.
With Confederate forces operating in Maryland and Kentucky, the third prong of the overall Confederate offensive begins moving in Mississippi.
Sterling Price’s Confederates move against Iuka in northern Mississippi to threaten the flank of William S. Rosecrans’s army based at Corinth.
Confederate forces try to retake the Louisiana capital with the help of a mighty but unreliable ironclad.
Braxton Bragg’s Confederate army arrives at Chattanooga, while the Federal high command scrambles to learn Bragg’s intentions.
Former U.S. vice president John C. Breckinridge leads a Confederate force in a campaign to regain the Louisiana capital of Baton Rouge.