Organized at Carlinville, Ill., and mustered in September 4, 1862. Moved to Columbus, Ky., thence to Trenton, Tenn., October 8-12, 1862, and duty there till December 18. Attached to District of Jackson, Tenn., 13th Army Corps (Old), Dept. of the Tennessee, to December. 1862. 4th Brigade, District of Jackson. 16th Army Corps, to February, 1863. 2nd Brigade, District of Corinth, 16th Army Corps, to March, 1863. 2nd Brigade, 2nd Division, 16th Army Corps, to December, 1863. District of Columbus, Ky., 6th Division, 16th Army Corps, to June, 1864. 2nd Brigade. 3rd Division, 16th Army Corps, to November, 1864. 1st Brigade, 3rd Division, 16th Army Corps, to December, 1864. 1st Brigade, 2nd Division, Detachment Army of the Tennessee, Dept. of the Cumberland, to February, 1865. 1st Brigade, 2nd Division, 16th Army Corps (New), Military Division West Mississippi, to July, 1865.
SERVICE - Right Wing of Regiment moved from Trenton, Tenn., to Humboldt, Tenn., November 12, 1862, to hold Mobile & Ohio R. R. from Trenton to Jackson. Regiment moved to Jackson, Tenn., December 18, 1862. Operations against Forest in West Tennessee December 18, 1862, to January 3, 1863. Action at Salem Cemetery, near Jackson, December 19, 1862. Parker's Cross Roads December 30. Battle of Red Mound (or Parker's Cross Roads) December 31. At Trenton, Tenn., till February 17. Moved to Corinth, Miss.. February 17, and duty there till June 25. Dodge's Expedition to Northern Alabama April 15 - May 8. Rock Creek, near Tuscumbia, April 22. Tuscumbia April 23. Town Creek April 28. Guard Memphis & Charleston R. R. from Middletown to Grand Junction, with Headquarters at Salisbury, Tenn., June 25 to October 31, 1863. Moved to Iuka, Miss., October 31 - November 1; thence to Eastport, Miss., November 5, and duty there till December 8. Moved to Paducah, Ky., December 8, and duty there till January 18, 1864. Moved to Cairo, Ill., January 18, and duty there till June. Operations against Forest in West Tennessee and Kentucky March 16 - April 14. Repulse of Forest's attack on Paducah, Ky., March 25 (Cos. "C," "H," "K"). Moved to LaGrange, Tenn., June 26 - July 3. Smith's Expedition to Tupelo, Miss., and return to Memphis, Tenn.. July 5-21. Battle of Harrisburg, near Tupelo, July 14-15. Old Town Creek July 15. Smith's Expedition to Oxford, Miss., August 1-30. Moved to St. Louis, Mo., September 8. Pursuit of Price through Missouri September to November. Moved to Nashville, Tenn., November 25 - December 1. Battles of Nashville December 15-16. Pursuit of Hood to the Tennessee River December 17-28. Moved to Eastport, Miss., and duty there till February, 1865. Movement to New Orleans. La., February 9-21; thence to Dauphin Island, Ala., March 6. Campaign against Mobile and its defenses March 22 - April 12. Siege of Spanish Fort and Fort Blakely March 26 - April 8. Assault and capture of Fort Blakely April 9. March to Montgomery April 13-26, and duty there till June 5. Moved to Mobile June 5, and duty there till July 15.
Mustered out at Mobile July 15 and discharged at Springfield, Ill., August 4, 1865.
Regiment lost during service 2 Officers and 38 Enlisted men killed and mortally wounded and 121 Enlisted men by disease. Total 161.