Organized at Richmond, Ind., and mustered in November 18, 1861. At Indianapolis, Ind., till December 23. Left State for Kentucky December 23, and duty at Bardstown and Lebanon, Ky., till February, 1862. Attached to 21st Brigade, Army of the Ohio, January, 1862. 21st Brigade, 6th Division, Army of the Ohio, to September, 1862. 21st Brigade, 6th Division, 2nd Army Corps, Army of the Ohio, to November, 1862. 2nd Brigade, 1st Division, Left Wing 14th Army Corps, Army of the Cumberland, to January, 1863. 2nd Brigade, 1st Division, 21st Army Corps, Army of the Cumberland, to October, 1863. 2nd Brigade, 2nd Division, 4th Army Corps, Army of the Cumberland, to June, 1865. 1st Brigade, 2nd Division, 4th Army Corps, to August, 1865. Dept. of Texas to December, 1865.
March through Central Kentucky to Nashville, Tenn., February 10-March 13, 1862. March to Savannah, Tenn., March 21-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 Campaign in Northern Alabama and Middle Tennessee, along Memphis & Charleston Railroad June to August. March to Louisville, Ky., in pursuit of Bragg August 21-September 26. Pursuit of Bragg to Loudon, Ky., October 1-22. Battle of Perryville, Ky., October 8. March to Nashville, Tenn., October 22-November 7, and duty there till December 26. Near Nashville December 11. Advance on Murfreesboro December 26-30. Battle of Stone's River December 30-31, 1862, and January 1-3, 1863. Duty at Murfreesboro till June. Reconnoissance to Nolensville and Versailles January 13-15. Middle Tennessee (or Tullahoma) Campaign June 23-July 7. Camp near Pelham till August 17. Passage of the Cumberland Mountains and Tennessee River and Chickamauga (Ga.) Campaign August 17-September 22. Occupation of Chattanooga, Tenn., September 9, and garrison duty there during Chickamauga (Ga.) Campaign. Siege of Chattanooga, Tenn., September 22-November 23. Chattanooga-Ringgold Campaign November 23-27. Orchard Knob November 23-24. Mission Ridge November 25. Pursuit to Graysville November 26-27. March to relief of Knoxville November 28-December 8. Operations in East Tennessee till April, 1864. Operations about Dandridge January 16-17. Atlanta (Ga.) Campaign May 1 to September 8. Demonstrations on Rocky Faced Ridge and Dalton May 8-13. Buzzard's Roost Gap May 8-9. 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 10-14. Lost Mountain June 15-17. Assault on Kenesaw June 27. Ruff's Station, Smyrna Camp Ground, July 4. Chattahoochie River July 5-17. Buckhead, Nancy's Creek, July 18. 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 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. Operations in East Tennessee March 15-April 22. At Nashville till June. Ordered to New Orleans, La., June 16; thence to Texas July. Duty at Green Lake and San Antonio till December. Mustered out December 14, 1865.
Regiment lost during service 6 Officers and 97 Enlisted men killed and mortally wounded and 2 Officers and 170 Enlisted men by disease. Total 275.