Federal commanders accepted the surrender of the last major organized Confederate force still in the field.

Exploring the most important 55 months in American history
Federal commanders accepted the surrender of the last major organized Confederate force still in the field.
October 9, 1863 – President Jefferson Davis held meetings with the top officers in the Army of Tennessee to try resolving the deep dissension among
September 18, 1863 – Major General William S. Rosecrans began concentrating his Federal Army of the Cumberland, and General Braxton Bragg continued looking for any
September 2, 1863 – Leading elements of the Federal Army of the Ohio entered Knoxville, the key city of eastern Tennessee. This cut Virginia’s direct
August 21, 1863 – Federal artillery opened fire on Chattanooga, as Major General William S. Rosecrans tried enveloping the vital railroad city. Rosecrans’s Army of
August 20, 1863 – Major General Ambrose E. Burnside’s Federal Army of the Ohio finally began moving to occupy eastern Tennessee and protect the left