Organized at Fremont, Ohio, October, 1861, to February, 1862. Moved to Camp Chase, Ohio, January 24, thence to Paducah, Ky. Attached to District of Paducah, Ky., to March, 1862. 4th Brigade, 5th Division, Army of the Tennessee, to May, 1862. 3rd Brigade, 5th Division, Army of the Tennessee, to July, 1862. 3rd Brigade, 5th Division, District of Memphis, Tenn., to November, 1862. 5th Brigade, 5th Division, District of Memphis, Right Wing 13th Army Corps (Old), Dept. of the Tennessee, November, 1862. 3rd Brigade, 1st Division, District of Memphis, 13th Army Corps, to December, 1862. 3rd Brigade, 8th Division, 16th Army Corps, to April, 1863. 1st Brigade, 3rd Division, 15th Army Corps, Army of the Tennessee, to December, 1863. 1st Brigade, 1st Division, 16th Army Corps, to December, 1864. 1st Brigade, 1st Division, Detachment Army Tennessee, Dept. of the Cumberland, to February, 1865. 1st Brigade, 1st Division, 16th Army Corps (New), Military Division West Mississippi, to July, 1865. Dept. of Mississippi to September, 1865.

SERVICE:
Moved from Paducah, Ky., to Savannah, Tenn., March 6-10, 1862. Expedition from Savannah to Yellow Creek, Miss., and occupation of Pittsburg Landing, Tenn., March 14-17. Crump's Landing April 4. Battle of Shiloh April 6-7. Advance on and siege of Corinth, Miss., April 29-May 30. Russell House, near Corinth, May 17. March to Memphis, Tenn., via LaGrange, Grand Junction and Holly Springs June 1-July 21. Duty at Memphis, Tenn., till November. Grant's Central Mississippi Campaign. operations on the Mississippi Central Railroad, November 2, 1862, to January 12, 1863. Duty at White's Station till March 13. Ordered to Memphis, Tenn., thence to Young's Point, La. Operations against Vicksburg, Miss., April 2-July 4. Moved to join army in rear cf Vicksburg, Miss., May 2-14. Mississippi Springs May 13. Jackson, Miss., May 14. Siege of Vicksburg May 18-July 4. Assaults on Vicksburg May 19 and 22. Expedition to Mechanicsburg May 26-June 4. Advance on Jackson, Miss., July 5-10. Siege of Jackson July 10-17. Brandon Station July 19. Camp at Big Black till November. Expedition to Canton October 13-20. Bogue Chitto Creek October 17. Ordered to Memphis, Tenn., and guard Memphis & Charleston Railroad at Germantown till January, 1864. Expedition to Wyatt's, Miss., February 6-18. Coldwater Ferry February 8. Near Senatobia February 8-9. Wyatt's February. Operations against Forest in West Tennessee and Kentucky March 16-April 14. Defence of Paducah, Ky., April 14 (Veterans). Sturgis' Expedition to Ripley, Miss., April 30-May 2. Sturgis' Expedition to Guntown, Miss., June 1-13. Brice's Cross Roads, near Guntown, June 10. Salem June 11. Smith's Expedition to Tupelo, Miss., July 5-21. Camargo's Cross Roads, Harrisburg, Ju1y 13. Harrisburg, near Tupelo, July 14-15. Old Town or Tishamingo Creek July 15. Smith's Expedition to Oxford, Miss., August 1-30. Abbeville August 23. Moved to Duvall's Bluff, Ark., September 1. March through Arkansas and Missouri in pursuit of Price September 17-November 16. Moved to Nashville, Tenn., November 21-December 1. Reconnoissance from Nashville December 6. Battles of Nashville December 15-16. Pursuit of Hood to the Tennessee River December 17-28. At Eastport, Miss., till February, 1865. Moved to New Orleans, La., February 9-22. Campaign against Mobile, Ala., and its defences March 17-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, and duty there till May 10. Moved to Meridian, Miss., and duty there till September. Mustered out at Vicksburg, Miss., September 11, 1865.
Regiment lost during service 4 Officers and 56 Enlisted men killed and mortally wounded and 2 Officers and 236 Enlisted men by disease. Total 298.