Chattanooga, Battle Of

(November 23–25, 1863), in the American Civil War, a decisive engagement fought at Chattanooga on the Tennessee River in late November 1863, which contributed significantly to victory for the North. Chattanooga had strategic importance as a vital railroad junction for the Confederacy. In September 1863 a Federal army led by General William S. Rosecrans was besieged there by a Southern