Organized at Muscatine and mustered in September 18, 1862. Duty at Camp Strong till November 22. Moved to Cairo, Ill., November 22. Attached to District of Columbus, 13th Army Corps (Old), Dept. of Tennessee, to January, 1863. District of Columbus, 6th Division, 16th Army Corps, Dept. of Tennessee, to April, 1863. 3rd Brigade, 3rd Division, 15th Army Corps, to December, 1863. 3rd Brigade, 1st Division, 16th Army Corps, to December, 1864. 3rd Brigade, 1st Division (Detachment), Army of Tennessee, Dept. of the Cumberland, to February, 1865. 3rd Brigade, 1st Division, 16th Army Corps, Military Division West Mississippi, to August, 1865.
Duty at Cairo and Mound City, Ill., till December 19, 1862. Moved to Columbus, Ky., and duty there till January 3, 1863. Moved to Cairo, Ill., February 3-5, and provost duty there till March 14. Ordered to Young's Point, La., March 14; thence to Duckport and duty there till May 2. Moved to join army in rear of Vicksburg, via Richmond and Grand Gulf, May 2-14. 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 July 5-10. Siege of Jackson July 10-17. Camp at Bear Creek till October 14. Expedition to Canton October 14-20. Bogue Chitto Creek October 17. Camp near Vicksburg till November 7. Moved to Memphis, Tenn., November 7-12; thence to LaGrange November 19, and duty there and along Memphis & Charleston Railroad till January, 1864. Middletown January 14. Moved to Vicksburg, Miss., February 1-6. Expedition to Canton February 25-March 4. Red River Campaign March 10-May 22. Fort DeRussy March 14. Henderson's Hill March 21. Campti March 26 and April 4. Grand Ecore April 5. Battle of Pleasant Hill April 9. About Cloutiersville and Cane River Crossing April 22-23. At Alexandria April 27-May 13. Bayou LaMourie May 6-7. Retreat to Morganza May 13-20. Mansure May 16. Yellow Bayou May 18. Moved to Vicksburg, Miss., thence to Memphis, Tenn., May 20-June 10. Action at Lake Chicot, Ark., June 5-6. Smith's Expedition to Tupelo July 5-21. Camargo's Cross Roads, near Harrisburg, July 13. Tupelo July 14-15. Old Town Creek July 15. Smith's Expedition to Oxford, Miss., August 1-30. Tallahatchie River August 7-9. Mower's Expedition up White River to Duvall's Bluff, Ark., September 1-6. March through Arkansas and Missouri in pursuit of Price September 7-November 15. Moved to Nashville, Tenn., November 23-December 1. Battle of Nashville December
15-16. Pursuit of Hood December 17-28. At Clifton, Tenn., and
Eastport, Miss., till February, 1865. Moved to New Orleans, La., February 6-21. Campaign against Mobile 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 13-22. Duty there and at Selma till August. Mustered out August 10, 1865.
Regiment lost during service 5 Officers and 44 Enlisted men killed and mortally wounded and 3 Officers and 185 Enlisted men by disease. Total 237.