Organized at Camp Douglas, Chicago, Ill., and mustered in December 26, 1861. Moved to Cairo, Ill.; thence to Fort Donelson, Tenn., February 8-14, 1862. Attached to 2nd Brigade, 3rd Division, District of Cairo, February, 1862. 3rd Brigade, 2nd Division, District of West Tennessee and Army of the Tennessee, to July, 1862. 3rd Brigade, 2nd Division, District of Corinth, to November, 1862. 3rd Brigade, District of Corinth, 13th Army Corps (Old), Department of the Tennessee, to December, 1862. 3rd Brigade, District of Corinth, 17th Army Corps, to January, 1863. 3rd Brigade, District of Corinth, 16th Army Corps, to March, 1863. 3rd Brigade, 2nd Division, 16th Army Corps, to September, 1864. 3rd Brigade, 4th Division, 15th Army Corps, to July, 1865.
SERVICE - Investment and capture of Fort Donelson, Tenn., February 14-16, 1862. Moved to Fort Henry, Tenn., February 17; thence to Crump's Landing, Tenn., March 8-13, and to Pittsburg Landing March 28. Battle of Shiloh, Tenn., April 6-7. Advance on and siege of Corinth, Miss., April 29 - May 30. Pursuit to Booneville May 31 - June 6. Duty at Corinth, Miss., till November, 1863. Battle of Corinth October 3-4, 1862. Pursuit of enemy to Hatchie River October 5-12. At Corinth till April, 1863. Grant's Central Mississippi Campaign November, 1862, to January, 1863. Operations against Forest in West Tennessee December 18, 1862, to January 3, 1863. Dodge's Expedition to Northern Alabama April 15 - May 2, 1863. Great Bear Creek, Cherokee Station and Lundy's Lane April 17. Rock Cut, near Tuscumbia, April 22. Tuscumbia April 23. Town Creek April 28. At Corinth till November. Grand Junction, Tenn., July 30, 1863. Moved to Eastport, Pulaski and Lynnville November 6-12, and duty there till March, 1864. Atlanta (Ga.) Campaign May to September, 1864. Demonstrations on Resaca May 8-13. Sugar Valley, near Resaca, May 9. Near Resaca May 13. Battle of Resaca May 14-15. Ley's Ferry, Oostenaula River, May 14-15. Rome Cross Roads May 16. Operations on line of Pumpkin Vine Creek and battles about Dallas, New Hope Church and Allatoona Hills May 25 - June 5. Operations about Marietta and against Kenesaw Mountain June 10 - July 2. Assault on Kenesaw June 27. Ruff's Mills July 3-4. Chattahoochie River July 5-17. Decatur and battle of Atlanta July 22. Siege of Atlanta July 22 - August 25. Scout from Rome to Cedar Bluffs, Ala., July 28-29 (Detachment). Flank movement on Jonesboro August 25-30. Battle of Jonesboro August 31 - September 1. Love Joy Station September 2-6. Moved to Rome September 26, and duty there till November 11. Battle of Allatoona October 5 (Cos. "A," "B"). Reconnaissance on Cave Springs Road and skirmishes October 12-13. March to the sea November 15 - December 10. Ogeechee River and Canal December 9. Siege of Savannah December 10-21. Campaign of the Carolinas January to April, 1865. Salkehatchie Swamp, S.C., February 2-5. South Edisto River February 9. North Edisto River February 11-12. Congaree Creek February 15. Columbia February 16-17. Battle of Bentonville, N. C., March 20-21. Occupation of Goldsboro March 24. Advance on Raleigh April 10-14. Occupation of Raleigh April 14. Bennett's House April 26. Surrender of Johnston and his army. March to Washington, D.C., via Richmond, Va., April 29 - May 19. Grand Review May 24. Moved to Louisville, Ky., June 3.
Mustered out July 7, 1865.
Regiment lost during service 3 Officers and 65 Enlisted men killed and mortally wounded and 4 Officers and 108 Enlisted men by disease. Total 180.