Organized at Camp Sherman, Newark, Ohio, October 5, 1861, to February 3, 1862. Moved to Paducah, Ky., February 9, thence to Fort Donelson, Tenn. Attached to 3rd Brigade, 3rd Division, District of West Tennessee and Army of the Tennessee, to July, 1862. Helena, Ark., District of Eastern Arkansas, to December, 1862. 1st Brigade, 1st Division, District of Eastern Arkansas, Dept. of the Tennessee, December, 1862. 2nd Brigade, 11th Division, 13th Army Corps (Old), Dept. of the Tennessee, December, 1862. 1st Brigade, 4th Division, Sherman's Yazoo Expedition, to January, 1863. 2nd Brigade, 1st Division, 15th Army Corps, Army of the Tennessee, to September, 1863. 1st Brigade, 1st Division, 15th Army Corps, to July, 1865.

SERVICE:
Investment and capture of Fort Donelson, Tenn., February 13-16, 1862. Expedition toward Purdy and operations about Crump's Landing, Tenn., March 9-14. Battle of Shiloh, Tenn., April 6-7. Advance on and siege of Corinth, Miss., April 29-May 30. March to Memphis, Tenn., June 1-17, and duty there till July 24. Moved to Helena, Ark., July 24, and duty there till October. Expedition to Milliken's Bend, La., August 16-27. Capture of Steamer "Fair Play" August 17. Milliken's Bend August 16 and 18. Expedition up the Yazoo August 20-27. Bolivar August 22 and 25. Greenville August 23. Expedition to Pilot Knob, Mo., October 22-November 12. Expedition from Helena against Arkansas Post, Ark., November 16-21. At Helena till December 22. Sherman's Yazoo Expedition December 22, 1862, to January 3, 1863. Chickasaw Bayou December 26-28. Chickasaw Bluff December 29. Expedition to Arkansas Post, Ark., January 3-10, 1863. Assault and capture of Fort Hindman, Arkansas Post, January 10-11. Moved to Young's Point January 17-23, and duty there till April. Expedition to Greenville, Black Bayou and Deer Creek April 2-14. Deer Creek April 7. Black Bayou April 10. Demonstrations on Haines and Drumgould's Bluffs April 29-May 2. Moved to join army in rear of Vicksburg, Miss., via Richmond and Grand Gulf, May 2-14. Fourteen Mile Creek May 12-13. Jackson May 14. Siege of Vicksburg May 18-July 4. Assaults on Vicksburg May 19 and 22. Advance on Jackson, Miss., July 4-10. Siege of Jackson July 10-17. Bolton's Depot July 16. Briar Creek near Canton July 17. Canton July 18. Camp at Big Black till September 23. Moved to Memphis, Tenn., thence march to Chattanooga, Tenn., September 23-November 20. Operations on Memphis & Charleston Railroad in Alabama October 20-29. Cherokee Station October 21 and 29. Cane Creek October 26. Bear Creek, Tuscumbia, October 27. Chattanooga-Ringgold Campaign November 23-27. Battles of Lookout Mountain November 23-24. Mission Ridge November 25. Ringgold Gap, Taylor's Ridge, November 27. March to relief of Knoxville, Tenn., November 28-December 8. Moved to Alabama and duty at Paint Rock till May, 1864. Regiment re-enlisted January 4, 1864. Atlanta (Ga.) Campaign May 1-September 8. Demonstrations on Resaca May 8-13. Near Resaca May 13. Battle of Resaca May 14-15. Advance on Dallas May 18-25. 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. Assault on Kenesaw June 27. Nickajack Creek July 2-5. Chattahoochie River July 5-17. Battle of Atlanta July 22. Siege of Atlanta July 22-August 25. Ezra Chapel, Hood's second sortie, July 28. Flank movement on Jonesboro August 25-30. Battle of Jonesboro August 31-September 1. Lovejoy Station September 2-6. Operations against Hood in forth Georgia and North Alabama September 29-November 3. Ship's Gap, Taylor's Ridge, October 16. March to the sea November 15-December 10. Siege of Savannah December 10-21. Campaign of the Carolinas January to April, 1865. Reconnoissance to Salkehatchie River, S. C., January 20. Salkehatchie Swamp February 2-5. South Edisto River February 9. North Edisto River February 12-13. Congaree Creek February 15. Columbia February 16-17. Battle of Bentonville, N. C., March 19-21. Occupation of Goldsboro March 24. Advance on Raleigh April 10-24. 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 21. Grand Review May 24. Moved to Louisville, Ky., June, and there mustered out July 15, 1865.
Regiment lost during service 9 Officers and 82 Enlisted men killed and mortally wounded and 5 Officers and 265 Enlisted men by disease. Total 361.