Organized in Missouri at large October 24 to December 28, 1861. Attached to 1st Brigade, Army of Southwest Missouri, to February, 1862. Unassigned, Army of Southwest Missouri, to July, 1862. District of Eastern Arkansas, Dept. of Missouri, to October, 1862. 2nd Brigade, 2nd Division, Army of Southeast Missouri, Dept. of Missouri, to February, 1863. 1st Brigade, 2nd Division, Army of Southeast Missouri, to March, 1863. District of Southeast Missouri to June, 1863. District of Columbus, Ky., 6th Division, 16th Army Corps, Dept. of the Tennessee, to January, 1864. 2nd Brigade, 3rd Division, 16th Army Corps, Dept. of the Tennessee, to March, 1864. 2nd Brigade, 3rd Division, 16th Army Corps, Dept. of the Gulf, to June, and Dept. of the Tennessee to October, 1864.
SERVICE.--Join Curtis at Rolla, Mo., January, 1862. Curtis' Campaign in Missouri and Arkansas against Price, January to March, 1862. Advance on Springfield, Mo., February 2-11. Pursuit of Price into Arkansas February 14-29. Battles of Pea Ridge, Ark., March 6-8. March to Batesville April 5-May 13, thence march to Helena, Ark., May 25-July 14. Duty at Helena until October. Moved to Sulphur Springs, Mo., October 5-11. Pittman's Ferry, Ark., October 27 (3 Cos.). Moved to Pilot Knob, Mo., October 28-30. March to Patterson November 2-4, to Reeve's Station December 9-10. Return to Patterson December 18. Moved to Van Buren December 21-24, and toward Doniphan January 9-10, 1863. To Alton January 14-18, and to West Plains and Salem, Ark., January 28-February 2. To Pilot Knob and Ironton February 2-27. Moved to St. Genevieve and to Cape Girardeau March 8-12. Operations against Marmaduke April 17-May 2 (Co. "G"). Mill Creek Bridge April 24 (Detachment). Duty in Southeast Missouri until June. Richfield, Clay County, May 19 (Detachment). Ordered to New Madrid, Mo., June, and duty in District of Columbus, Ky., until January, 1864. New Madrid, Mo., August 7, 1863 (1 Co.). Expedition from Union City, Tenn., to Conyersville September 1-10 (Detachment). Conyersville September 10, Ordered to Vicksburg, Miss., January, 1864. Meridian Campaign February 3-March 5. Meridian February 14-15. Marion February 15-17. Canton February 28. Red River Campaign March 10-May 22. Fort De Russy March 14. Occupation of Alexandria March 16. Henderson's Hill March 21. Battle of Pleasant Hill April 9. Cloutiersville and Cane River Crossing April 22-24. At Alexandria April 27-May 13. Moore's Plantation May 5-7. Bayou Boeuf May 7. Bayou LaMourie May 12. Retreat to Morganza May 13-20. Mansura May 16. Yellow Bayou May 18-19. Moved to Vicksburg, Miss.; thence to Memphis, Tenn., May 22-June 10. Lake Chicot, Ark., June 6-7. Smith's Expedition to Tupelo, Miss., July 5-21. Pontotoc July 11. 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. Abbeville and Oxford August 12. Moved to Duvall's Bluff, Ark.. September 1-6. Pursuit of Price through Arkansas and Missouri September 7 to October 6. Mineral Point, Mo., September 27. ordered to St. Louis, Mo., October 6. A detachment of Veterans and Recruits at Franklin, Mo., until November. Ordered to Paducah, Ky., November 7; thence moved to Nashville, Tenn., and Columbia, Tenn., November 22-26. Temporarily attacked to 2nd Brigade, 2nd Division, 23rd Army Corps. Columbia November 26-27. Battle of Franklin November 30. Battles of Nashville, Tenn., December 15-16. Pursuit of Hood to the Tennessee River December 17-28. At Clifton, Tenn., and Eastport, Miss., until February, 1865. Regiment mustered out October, 1864, to February 1, 1865.
Company "E" served detached from May, 1862. Attached to 2nd Brigade, 3rd Division, Army of the Mississippi, May, 1862, to November, 1862. 2nd Brigade, 7th Division, Left Wing 13th Army Corps, Dept. of the Tennessee, to December, 1862. 2nd Brigade, 7th Division, 16th Army Corps, to January, 1863, 2nd Brigade, 7th Division, 17th Army Corps, to September, 1863. 2nd Brigade, 2nd Division, 17th Army Corps, to December, 1863. 2nd Brigade, 3rd Division, 15th Army Corps, to October. 1864, participating in battles of Iuka, Miss., September 19, 1862. Corinth, Miss, October 3-4. Grant's Central Mississippi Campaign November, 1862, to January, 1863. Expedition to Yazoo Pass and operations against Fort Pemberton and Greenwood March 13-April 5, 1863. At Milliken's Bend, La.. until April 25. Movement on Bruinsburg and turning Grand Gulf April 25-30. Battles of Port Gibson May 1, Raymond May 12, Jackson May 14. Champion's Hill May 16. Siege of Vicksburg, Miss., May 18-July 4. Surrender of Vicksburg July 4. Garrison duty at Vicksburg until September. Movement to Helena, Ark.; Memphis, Tenn., and march to Chattanooga, Tenn., September 12-November 22. Operations on Memphis & Charleston Railroad in Alabama October 20-29. Chattanooga-Ringgold Campaign November 23-27. Tunnel Hill November 23-24. Mission Ridge November 25. At Bridgeport. Ala. until January, 1864. Duty along Memphis & Charleston Railroad until June, 1864. Moved to Kingston, Ga., June 15-20, thence to Resaca July 2, and duty there until October. Defense of Resaca October 12. Company captured.
Companies "F" and "K" detached and on duty in District of Southeast Missouri to July, 1863. Reserve Brigade, 1st Cavalry Division, Army of Southeast Missouri, to August, 1863. Unattached, Cavalry Division, Arkansas Expedition, to January, 1864. Unattached, 1st Division, 7th Army Corps, Army of Arkansas, to February, 1864. Participating in actions at Licking, Mo., May 4, 1862. Crow's Station, near Licking, May 26, 1862. Scout in Wayne, Stoddard and Dunklin Counties, Mo., August 20-27, 1862. Duty in District of Southeast Missouri until July, 1863. Steele's operations against Little Rock, Ark., July 1-September 10. Capture of Little Rock September 10 and duty there until February, 1864. Rejoined Regiment at Vicksburg, Miss., February, 1864.
Regiment lost during service 3 Officers and 40 Enlisted men killed and mortally wounded and 1 Officer and 220 Enlisted men by disease. Total 264.