 Shortly after the fall of Corinth, Beauregard took medical leave without receiving authorization from Davis.This was the final straw for Davis, who quickly reassigned him to oversee the coastal defenses in South Carolina.Command of the Army of Mississippi fell to Braxton Bragg, who was promoted to full general on April 6 and during the fall of 1862, he led it on an abortive invasion of Kentucky, culminating in his retreat from the Battle of Perryville.