Organized at Camp Dubois, Anna, Ill., and mustered in April 10, 1862. Moved to Cairo, Ill., April 27, 1862. Attached to District of Cairo, Ill., till September, 1862 4th Brigade, 1st Division, District of Jackson, Tenn., to November, 1862. 4th Brigade, 3rd Division, Right Wing 13th Army Corps (Old), Dept. of the Tennessee, to December, 1862. 3rd Brigade, 3rd Division, 17th Army Corps, to January, 1863. District of Memphis, Tenn., 16th Army Corps, to March, 1863. 4th Brigade, District of Memphis, 5th Division, 16th Army Corps, to May, 1863. Detached Brigade, District of Northeast Louisiana, to June, 1863. 2nd Brigade, 6th Division, 17th Army Corps, to July, 1863. 1st Brigade, 7th Division, 17th Army Corps, to September, 1863. 1st Brigade, 2nd Division, 17th Army Corps, to December, 1863. 1st Brigade, 3rd Division, 15th Army Corps, to April, 1865. 2nd Brigade, 4th Division, 15th Army Corps, to July, 1865.

SERVICE - Duty at Cairo, Ill., till July 12, 1862. Moved to Columbus, Ky., thence to Jackson, Tenn., August 4, and duty there till November 10. Grant's Central Mississippi Campaign November 10, 1862, to January 10, 1863. Reconnaissance from LaGrange November 8 - 9, 1862. Duty at LaGrange, Tenn., till May 10, 1863. Burning of Hopewell February 19, 1863 (Cos. "C," "D," "E," "F"). Moved to Vicksburg, Miss., May 10 - 17. Siege of Vicksburg May 21 - July 4. Expedition from Young's Point, La., to Richmond, La., June 14 - 16. Action at Richmond June 15. Post duty at Vicksburg, Miss., July 5 to September 12. Moved to Helena, Ark., September 12, thence to Memphis, and march to Chattanooga, Tenn., September 28 - November 20. Operations on Memphis and Charleston R. R. in Alabama October 20 - 29. Chattanooga - Ringgold Campaign November 23 - 27. Tunnel Hill November 24 - 25. Mission Ridge November 25. Pursuit to Ringgold, Ga., November 26 - 27. Moved to Bridgeport, Ala., December 8, thence to Huntsville, Ala., December 21 - 26, and duty there till May, 1864. Regiment veteranized January 1, 1864. Veterans on furlough April 3 - May 21. Moved to Triune, Tennessee River, May 23, thence to Huntsville June 15, and to Kingston June 23. Railroad guard duty between Chattanooga and Atlanta till November 11. March to the sea November 15 - December 10. 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. Columbia February 15 - 17. West's Cross Roads, S.C., February 25. Lynch's Creek February 25 - 26. 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 - 6.

Mustered out July 13, 1865.

Regiment lost during service 5 Enlisted men killed and mortally wounded and 4 Officers and 135 Enlisted men by disease. Total 144.