Organized at Dixon, Ill, and mustered in September 2, 1862. Left state for Jeffersonville, Ind., September 27, 1862. Attached to 30th Brigade, 9th Division Army of the Ohio, to October, 1862. 30th Brigade, 9th Division, 3rd Corps, Army Ohio, to November, 1862. 1st Brigade, 1st Division, Right Wing 14th Army Corps, Army of the Cumberland, to January, 1863. 1st Brigade, 1st Division, 20th Army Corps, Army of the Cumberland, to October, 1863. 3rd Brigade, 1st Division, 4th Army Corps, to June, 1865.
SERVICE - Pursuit of Bragg, into Kentucky October 1-16, 1862. Battle of Perryville, Ky., October 8. Action at Stanford, Ky., October 14. March to Nashville, Tenn., October 16 - November 7, and duty there till December 26. Wilson's Creek Pike December 25. Advance on Murfreesboro December 26-30. Nolensville, Knob Gap, November 26. Battle of Stone's River December 30-31, 1862, and January 1-3, 1863. At Murfreesboro till June. Shelbyville Pike January 21. Reconnaissance from Salem to Versailles March 9-14. Operations on Edgeville Pike June 4. Middle Tennessee or Tullahoma Campaign June 24 - July 7. Liberty Gap June 24-27. Occupation of Middle Tennessee till August 16. Passage of Cumberland Mountains and Tennessee River and Chickamauga (Ga.) campaign August 16 - September 22. Guard supply trains over mountains in rear of Bragg's army during battle of Chickamauga. Siege of Chattanooga September 24 - November 23. Reopening Tennessee Riser October 26-29. Chattanooga - Ringgold Campaign November 23-27. Lookout Mountain November 23-24. Mission Ridge November 25. Taylor's Ridge, Ringgold Gap, November 27. March to relief of Knoxville November 27 - December 8. At Whitesides, Tyner's Station and Blue Springs till May, 1864. Demonstration on Dalton, Ga., February 22-27. Near Dalton, Ga., February 23. Tunnel Hill, Rocky Faced Ridge and Buzzard's Roost Gap February 23-25. Atlanta (Ga.) Campaign May 1 - September 8. Tunnel Hill May 6-7. Demonstration on Rocky Faced Ridge May 8-11. Buzzard's Roost Gap May 8-9. Demonstration on Dalton May 11-13. Near Dalton May 13. Battle of Resaca May 14-15. Adairsville May 17. Near Kingston May 18-19. Near Cassville May 19. Advance on Dallas May 22-25. 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. Operations against Hood and Forest in North Georgia and North Alabama September 29 - November 3. Nashville Campaign November - December. Columbia, Duck River, November 24-27. Spring Hill November 29. Battle of Franklin November 30. Battle of Nashville December 15-16. Pursuit of Hood to the Tennessee River December 17-28. Moved to Huntsville, Ala., and duty there till March, 1865. Expedition to Bull's Gap and operations in East Tennessee March 15 - April 22. Moved to Nashville, Tenn., and duty there till June.
Mustered out at Nashville, Tenn., June 12, and discharged at Chicago, Ill., July 1, 1865.
Regiment lost during service 3 Officers and 94 Enlisted men killed and mortally wounded and 5 Officers and 103 Enlisted men by disease. Total 205.