At the Battle of Blakeley, Missouri units included the Confederate 1st and 4th Missouri Infantry Regiment, 2nd and 6th Missouri Infantry Regiment, 3rd and 5th Missouri Infantry Regiment, 1st and 3rd Missouri Cavalry Battalion (Dismounted), and 3rd (St Louis) Missouri Battery, as well as the U.S. Volunteers' 30th Missouri Infantry Regiment (4 COS.) (1st Div., XIII Corps) and 21st Missouri Infantry Regiment (2nd Div., XVI Corps).