American Civil War: The three-day Battle of Stones River begins near Murfreesboro, Tennessee between the Confederate Army of Tennessee under General Braxton Bragg and the Union Army of the Cumberland under General William S. Rosecrans.

The American Civil War was a civil war in the United States between the Union and the Confederacy, which was formed in 1861 by states that had seceded from the Union to preserve slavery in the United States. The South saw slavery as threatened because of the election of Abraham Lincoln and the…