Organized at Camp Dubois, Anna, Ill., as a part of the Kentucky Brigade, and mustered in February, 1862. Moved to Cairo, Ill., February 24, 1862. Attached to District of Cairo to March, 1862. District of Columbus, Ky., to September, 1862. District of Jackson, Tenn., to November, 1862. Unattached, District of Jackson, Tenn., 13th Army Corps (Old), to December, 1862. Unattached, District of Jackson, Tenn., 16th Army Corps, to January, 1863. 1st Brigade, District of Jackson, 16th Army Corps, to March, 1863. 2nd Brigade, 3rd Division, 16th Army Corps, to May, 1863. 2nd Brigade, Kimball's Provisional Division, 16th Army Corps, to July, 1863. 2nd Brigade, Kimball's Division, District of Eastern Arkansas, to August. 1863. 1st Brigade. 2nd Division, Arkansas Expedition, to November, 1863. 3rd Brigade, 2nd Division, Arkansas Expedition, to January, 1864. 3rd Brigade, 2nd Division, 7th Army Corps, Department of Arkansas, to May, 1864. 1st Brigade, 2nd Division, 7th Army Corps, to August, 1865. Dept. of Arkansas to October, 1865.

SERVICE - Moved from Cairo to Columbus, Ky., March 4, 1862, and duty there till December 18, 1862. Three Companies at Humboldt, Tenn. Expedition down Mississippi River to Fort Pillow, Tenn., May 19-23 (2 Cos). Merriweather Ferry, Obion River, Tenn., August 16. Moved to Jackson, Tenn., December 18, and duty there till May, 1863. (2 Cos. at Mendon Station and 2 Cos. at Toone's Station January to April, 1863.) Operations against Forest In West Tennessee December 20-28, 1862. Union City, Tenn., December 21, 1862 (Detachment). Captured by Forest. Moved to Vicksburg, Miss., May 30 - June 2, 1863. Siege of Vicksburg, Miss., June 2 - July 4. Moved to Helena, Ark., July 24. Steele's Expedition to Little Rock, Ark., August 1 - September 10. Bayou Fourche and capture of Little Rock September 10. Duty at Little Rock till March, 1864. Veterans on furlough March and April. Riot at Charleston, I11., March 28. Veterans. Moved to Little Rock April 12-30, thence to Brownsville May 18. Pursuit of Shelby May 19-31. Moved to Duvall's Bluff and Clarendon June 25-29. Action at Clarendon June 25-26. Guard Memphis and Little Rock R. R. till August 24. Actions with Shelby, at Jones' Hay Station, Long Prairie and Ashley's Station August 24. Regiment mostly captured, except Companies "F" and "H." Paroled at Jacksonport, Ark., and reached Benton Barracks, Mo., September 9. Exchanged December 5, 1864. Arrived at Hickory Station, on Memphis & Little Rock R. R., January 18, 1865. On railroad guard duty till June 6. Moved to Pine Bluff June 6-9, and duty there till August 18. March to Fort Smith, Ark., August 18-30. Moved to Little Rock, Ark., October 4-6. Mustered out October 15, 1865, and discharged at Camp Butler, Ill.

Regiment lost during service 1 Officer and 11 Enlisted men killed and mortally wounded and 2 Officers and 171 Enlisted men by disease. Total 185.