The 4th Alabama Infantry Regiment was organized at Dalton, Georgia, on 2 May 1861. The original commander was Col. Barnard E. Bee who commanded the (3rd) brigade at First Manassas, where Bee and the new regimental commander, Egbert I. Jones, were killed in action. Lt.Col. Evander McIvor Law was then promoted and became Colonel of the regiment. They fought in the Seven Pines battle and in the battles of Second Manassas, Sharpsburg, and Fredericksburg. Law was promoted to Brigadier General on October 3,1862. The command was given to Col. Pinckney Downie Bowles. The regiment later fought passionately in all battles of the brigade.