President Abraham Lincoln writes an irate message to Ambrose E. Burnside after Burnside’s repeated inability to reinforce William S. Rosecrans’s Federal army under siege in Chattanooga.

Exploring the most important 55 months in American history
President Abraham Lincoln writes an irate message to Ambrose E. Burnside after Burnside’s repeated inability to reinforce William S. Rosecrans’s Federal army under siege in Chattanooga.
Leading elements of the Federal Army of the Ohio enter Knoxville, the key city of eastern Tennessee. This cuts Virginia’s direct railroad line to the west.
Ambrose Burnside finally puts his Federal Army of the Ohio in motion in an effort to capture Knoxville in eastern Tennessee.
William S. Rosecrans’s Federal Army of the Cumberland finally begins moving out of Tullahoma to capture the vital railroad city of Chattanooga.
William S. Rosecrans prepares his Federal Army of the Cumberland to advance on Chattanooga as his superiors continue pressing him to move faster. Meanwhile, Braxton Bragg proposes a concentration of Confederate armies in the Western Theater.
Confederate John Hunt Morgan embarks on another Kentucky raid, but this time he crosses the Ohio River and invades the North.