"Bull" Nelson enters Nashville, Tennessee, first Confederate state capital to fall into Union hands. Don Carlos Buell accepts the city's surrender. Nathan Bedford Forrest provides a rear guard for Hardee's Army of Central Kentucky as it withdraws to Alabama.
Near Lexington General Nathan Bedford Forrest [CS] tries to break through a federal line after successful raids on Grant's supply lines and communications. As he begins to drive the Union troops back he is attacked from behind, loosing 300 men.
Confederate Cavalry under Earl Van Dorn and Nathan Bedford Forrest drive Union Cavalry off on the 4th, then surround and engage the remaining infantry. After heavy fighting on the 5th, the Union garrison surrenders.
General Braxton Bragg [CS] tries to split General William Rosecrans [US] forces as they try to return to the safety of Chattanooga. A second day breakthrough at the Brotherton Cabin forces the federals into a retreat, halted only by the Rock of Chickamauga, General George Thomas on Snodgrass Hill
The bloodiest two days in American history cost the Federals 1,657 dead, 9,756 wounded, and 4,757 missing for a total of 16,170 casualties out of 58,000 troops. The Confederate losses were 2,312 dead, 14,674 wounded and 1,468 for a total of 18,545 out of 66,000 troops.
Almost 2,000 Confederates occupied Memphis for a few hours during the day, nearly capturing Major Generals Stephen Hurlbut and C. C. Washburn. The raid forced troops operating in the area to withdraw to Memphis, giving Forrest free reign to raid William Tecumseh Sherman's supply lines