Organized at Peoria, Ill., and mustered in August 16, 1861. Moved to St. Louis, Mo., September 23; thence to Jefferson City, Mo., October 9, and duty there till December 22, 1861. Attached to Dept. of the Missouri to February, 1862. 2nd Brigade, 2nd Division, Army of the Mississippi, to March, 1862. 1st Brigade, 5th Division, Army of the Mississippi, to April, 1862. 1st Brigade, 3rd Division, Army of the Mississippi, April, 1862. 2nd Brigade, 2nd Division, Army of the Mississippi, to November, 1862. 2nd Brigade, 8th Division, Left Wing 13th Army Corps (Old), Dept. of the Tennessee, to December, 1862. 2nd Brigade, 8th Division, 16th Army Corps, to April, 1863. 2nd Brigade, 3rd Division, 15th Army Corps, to December, 1863. 2nd Brigade, 1st Division, 16th Army Corps, to March, 1864. 2nd Brigade, 1st Division, 16th Army Corps, Detachment Army of the Tennessee, Department of the Gulf, to June, 1864. 2nd Brigade, ist Division, 16th Army Corps, Dept. of the Tennessee, to November, 1864. Chicago, Ill., to December, 1864. 2nd Brigade, 2nd Division, District of Kentucky, to January, 1865. 2nd Brigade, 1st Division, Detachment Army of the Tennessee, Dept. of the Cumberland, to February, 1865. 2nd Brigade, 1st Division, 16th Army Corps (New), Military Division West Mississippi, to August, 1865. District of Alabama, Dept. of the Gulf, to January, 1866.
SERVICE - Moved from Jefferson City, Mo., to Otterville, Mo., December 22, 1861, and duty there till February, 1862. Moved to Commerce, Mo., February 2. Operations against New Madrid, Mo., and Island No. 10, Mississippi River, February 28-April 8. New Madrid March 5. Point Pleasant March 7. Action and capture of Tiptonville April 8. Expedition to Fort Pillow, Tenn., April 13-17. Moved to Hamburg Landing, Tenn., April 17-22. Advance on and siege of Corinth, Miss., April 29-May 30. Reconnoissance toward Corinth May 8. Action at Farmington, Miss., May 9. Near Corinth May 28. Pursuit to Booneville May 31-June 12. Moved to Rienzi July 3, and duty there till Augu§t 18. March to Tuscumbia, Ala., August 18-22. March to Clear Creek September 8-14. Reconnoissance to Iuka, Miss., and skirmish September 16. Battle of Iuka September 19. Battle of Corinth October 3-4. Pursuit to Ripley October 5-14. Grant's Central Mississippi Campaign. Operations on the Mississippi Central R. R. November 2, 1862-January 10, 1863. March from Grand Junction to Corinth, Miss., January 8-14, 1863, thence to Ridgway Station January 26 and duty there guarding R. R. till March 12. Moved to Memphis, Tenn., thence to Duckport, La., March 12-April 1. Demonstration on Haines' and Snyder's Bluffs April 25-May 2. Movement to Jackson, Miss., via Grand Gulf May 2-14. Mississippi Springs May 13. Jackson May 14 and May 16. Siege of Vicksburg, Miss., May 18-July 4. Assaults on Vicksburg May 19 and 22. Expedition to Satartia and Mechanicsburg June 2-8. Satartia June 4. Expedition from Young's Point to Richmond, La., June 14-16. Richmond, La., June 15. Advance toward Jackson, Miss., July 5. Guard duty at Black River Bridge till July 22. At Bear Creek till October. Expedition to Canton October 14-20. Bogue Chitto Creek October 17. Moved to Memphis, Tenn., November 14-20; thence to LaGrange, Tenn., and guard Memphis & Charleston R. R., and scouting after Forrest till January 26, 1864. Skirmish at Saulsbury December 3, 1863. Moved to Vicksburg, Miss., January 26-February 3. Meridian Campaign February 3-March 2. At Black River Bridge till February 23. March to Canton and return to Vicksburg February 23-March 7, Red River Campaign March 10-May 22. Fort DeRussy March 14. Occupation of Alexandria March 16. Henderson's Hill March 21. Grand Ecore April 2. Campti April 3. Battle of Pleasant Hill April 9. About Cloutiersville, Cane River, April 22-24. At Alexandria April 26-May 13. Muddy Bayou May 2-6. Well's Plantation, near Alexandria, May 2-13, Retreat to Morganza May 13-20. Mansura May 16. Moved to Vicksburg, Miss., May 22-24, thence to Memphis, Tenn., June 4-10. Action at Lake Chicot, Ark., June 6. Defeat of Marmaduke. Veterans on furlough till August. Smith's Expedition to Tupelo, Miss., July 5-21. Near Camargo's Cross Roads July 13. Harrisburg, near Tupelo, July 14-15. Tishamingo (or Old Town) Creek July 15. Expedition to Oxford, Miss., August 1-30. Abbeville August 23. Non-Veterans muster out October 11, 1864. Mower's Expedition to Brownsville, Ark., September 2-10. March through Arkansas and Missouri in pursuit of Price September 17-November 4. Ordered to Chicago November 9, thence moved to Springfield, Ill., and to Louisville, Ky., December 3. Duty at Louisville and Bowling Green, Ky., till January 27, 1865. Moved to Eastport, Miss., via Nashville, Tenn., January 27-February 1, thence to New Orleans, La., February 6-22. Campaign against Mobile and its defences March 7-April 12. Siege of Spanish Fort and Fort Blakely March 26-April 8. Assault and capture of Fort Blakely April 9. Occupation of Mobile April 12. March to Montgomery April 13-25. Duty there and at Selma till January, 1866.
Mustered out January 21, 1866.
Regiment lost during service 5 Officers and 58 Enlisted men killed and mortally wounded and 3 Officers and 184 Enlisted men by disease. Total 250.