Organized at Camp Butler, Ill, and mustered in September 7, 1861. Moved to Lexington, Ky., October 2, 1861, thence to Louisville and Camp Nevin, Ky., and duty there till February, 1862. Attached to Johnson's 3rd Brigade, McCook's Command, at Nolin, Ky., to November, 1861. 5th Brigade, Army of the Ohio, to December, 1861. 5th Brigade. 2nd Division, Army Ohio, to September, 1862. 5th Brigade, 2nd Division, 1st Corps, Army Ohio, to November, 1862. 2nd Brigade, 2nd Division, Right Wing 14th Army Corps, Army of the Cumberland, to January, 1863. 2nd Brigade, 2nd Division, 20th Army Corps, Army of the Cumberland, to October, 1863. Unattached, Dept. of the Cumberland, to November, 1863. 2nd Brigade, 2nd Division, 14th Army Corps, Army of the Cumberland, to July, 1865.
SERVICE - Advance on Bowling Green, Ky., and Nashville, Tenn., February 14-March 2, 1862. March to Savannah, Tenn., thence moved to Pittsburg Landing, Tenn., March 16-April 6. 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. Buell's operations on line of Memphis and Tennessee R. R. in Northern Alabama and Middle Tennessee June to August. March to Nashville, Tenn., thence in pursuit of Bragg, to Louisville, Ky., August 21-September 26. Pursuit of Bragg into Kentucky October 1-16. Action at Floyd's Fork October 1, near Clay Village October 4. Battle of Perryville October 8 (Reserve). March to Nashville, Tenn., October 16-November 7, and duty there till December 26. Reconnoissance toward Lavergne November 19. Reconnoissance to Lavergne November 26-27. Lavergne, Scrougesville November 27. Advance on Murfreesborough December 26-30. Triune December 27-28. Battle of Stone's River December 30-31, 1862, and January 1-3, 1863. Duty at Murfreesboro till June. Middle Tennessee or Tullahoma Campaign June 24-July 7. Liberty Gap June 24-27. Occupation of Middle Tennessee till August 16. Moved to Bellefonte, Ala., August 16, and detailed as Provost Guard. Moved to Caperton's Ferry, Tennessee River, August 30, and guard pontoon bridge there till September 18. Moved boats to Battle Creek September 18. Moved to Anderson's Cross Roads October 20, thence to Harrison's Landing, Tennessee River, November 8. Joined Brigade at Chattanooga November 15. Battles of Chattanooga November 23-25; Tunnel Hill November 24-25; Missionary Ridge November 25; Chickamauga Station November 26. March to relief of Knoxville, Tenn., November 28-December 17. At Rissville, Ga., till May, 1864. Veterans on furlough January 8 to March 7, 1864. Atlanta (Ga.) Campaign May to September, 1864. Tunnel Hill May 6-7. Demonstration on Rocky Faced Ridge May 8-11. Buzzard's Roost Gap May 8-9. Demonstration on Dalton May 9-13. Battle of Resaca May 14-15. Rome May 17-18. 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; Pine Hill June 11-14; Lost Mountain June 15-17. Assault on Kenesaw June 27. Ruff's Station, Smyrna Camp Ground, July 4. Chattahoochie River July 5-17. Peach Tree Creek July 19-20. Siege of Atlanta July 22-August 25. Flank movement on Jonesboro August 25-30. Battle of Jonesboro August 31-September 1. Lovejoy Station September 2-6. Pursuit of Forest and operations against Hood in North Georgia and North Alabama September 29-November 3. March to the sea November 15-December 10. Siege of Savannah December 10-21. Campaign of the Carolinas January to April, 1865. Averysboro, Taylor's Hole Creek March 16. Bushy Swamp March 18. Battle of Bentonville March 19-21. 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 12.
Mustered out July 12 and discharged at Chicago, Ill., July 17, 1865.
Regiment lost during service 11 Officers and 129 Enlisted men killed and mortally wounded and 2 Officers and 119 Enlisted men by disease. Total 261.