Illinois 21st Infantry (Union)
Muster
- Muster In Date:28 Jun 1861
- Muster Out Date:16 Dec 1865
Other
- Leaders:
- 16 guns k-133 w-356 m-58 = 547
- 2nd Kansas Cavalry : Sgt Hugh Quinn
- Escort:
- Sherer's Independent Cavalry Company: Cpt Samuel B. Sherer
- k-0 w-11 m-0 = 11
- Brigadier General Jefferson C. Davis
- Brigadier General Nathan Kimball
- Brigadier General Robert Byington Mitchell
- Brigadier General William P. Carlin
- Captain Chester K. Knight
- Captain William H. Jamison
- Colonel Isaac M. Kirby
- Colonel John W. S. Alexander
- Colonel John Washington Shields Alexander
- Colonel William P. Carlin
- Colonel William Passmore Carlin
- Lieutenant Colonel George Peck
- Lieutenant Colonel Warren E. McMackin
- Major General David S. Stanley
Battles
Name | Start Date | End Date | Duration | Place |
|---|---|---|---|---|
| Franklin (1864) | 30 Nov 1864 | 30 Nov 1864 | < 1 day | Franklin, Tennessee |
| Stones River | 31 Dec 1862 | 31 Dec 1862 | < 1 day | Murfreesboro, Tennessee |
| Siege of Corinth | 29 Apr 1862 | 30 May 1862 | 31 days | Corinth, Mississippi |
| Kennesaw Mountain | 27 Jun 1864 | 27 Jun 1864 | < 1 day | Cobb County, Georgia |
| Chickamauga | 19 Sep 1863 | 20 Sep 1863 | 1 day | Catoosa County, Georgia; Walker County, Georgia |
| Nashville | 15 Dec 1864 | 16 Dec 1864 | 1 day | Nashville, Tennessee |
| Jonesborough | 31 Aug 1864 | 01 Sep 1864 | 1 day | Clayton County, Georgia |
| Perryville | 08 Oct 1862 | 08 Oct 1862 | < 1 day | Perryville, Kentucky |
| Peachtree Creek | 20 Jul 1864 | 20 Jul 1864 | < 1 day | Fulton County, Georgia |