Organized at St. Louis, Mo., June 12 to August 14, 1861. Attached to Cape Girardeau, Mo., to September, 1861. District of Paducah, Ky., to February, 1862. 5th Brigade, 2nd Division, District of Cairo, February, 1862. 1st Brigade, 3rd Division, Army of the Tennessee, to May, 1862. 1st Brigade, 5th Division, Army of the Tennessee; to July, 1862. 1st Brigade, 5th Division, District of Memphis, Tenn., to November, 1862. 1st Brigade, 5th Division, District of Memphis, 13th Army Corps (Old), Dept. of the Tennessee, to December, 1862. 1st Brigade, 2nd Division, Right Wing 13th Army Corps, December, 1862. 1st Brigade, 2nd Division, Sherman's Yazoo Expedition, to January, 1863. 1st Brigade, 2nd Division. 15th Army Corps, Army of the Tennessee, to August, 1865.
SERVICE.--Expedition against guerrillas on line of Northern Missouri Railroad July 1-24, 1861 (Cos. "B," "C"). Mexico, Mo., July 15. Wentzville July 15-17. Millville July 16. Moved to Cape Girardeau, Mo., July 29, and duty there until September 7. Expedition to Price's Landing, Commerce, Benton and Hamburg August 7-10 (Co. "F"). Expedition to St. Genevieve August 15-16. Moved to Paducah, Ky., September 7-8, and duty there until February 5, 1862. Expedition to Caseyville, Ky., November 30, 1861 (3 Cos.). Moved to Fort Henry, Tenn., February 5, 1862. Investment and capture of Fort Donelson. Tenn., February 12-16. Expedition to Clarksville February 19-21. Moved to Savannah, Tenn. Expedition toward Purdy and operations about Crump's Landing March 9-14. Battle of Shiloh, Tenn., April 6-7. Lick Creek April 24. Corinth Road April 25. Advance on and siege of Corinth, Miss., April 29-May 30. Russell House, near Corinth, May 17. March to Memphis, Tenn., June 3-21, via Lagrange, Holly Springs and Moscow. Duty at Memphis until November. Expedition to Coldwater and Hernando, Miss., September 9-13. Grant's Central Mississippi Campaign November-December. "Tallahatchie March" November 26-December 12. Sherman's Yazoo Expedition December 20, 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, La., January 13-22, and duty there until March. Expedition to Rolling Fork, via Muddy, Steele's and Black Bayous and Deer Creek March 4-27. Demonstrations on Haines' and Drumgould's Bluffs April 29-May 2. March to Join army in rear of Vicksburg, via Richmond and Grand Gulf, May 2-16. Battle of Champion's Hill May 16. Siege of Vicksburg, Miss., May 18-July 4. Assaults on Vicksburg May 19 and 22. Advance on Jackson, Miss., July 4-10. Siege of Jackson July 10-17. Canton July 17-18. Brandon July 20. At Big Black River until October 3. Moved to Memphis, Tenn.; thence march to Chattanooga, Tenn., October 3-November 21. Operations on Memphis & Charleston Railroad in Alabama October 20-29. Bear Creek, Tuscumbia, October 27. Chattanooga-Ringgold Campaign November 23-27. Brown's Ferry November 23. Foot of Missionary Ridge November 24. Tunnel Hill, Missionary Ridge, November 24-25. Pursuit to Graysville November 26-27. March to relief of Knoxville November 28-December 5. Expedition to Tellico Plains December 6-13. March to Chattanooga December 13-17. Garrison duty in Alabama until May, 1864 Expedition from Larkins' Landing to Guntersville March 2-3. Atlanta (Ga.) Campaign May 1-September 8. Demonstration on Resaca May 8-13. Battle of Resaca May 14-15. Advance on Dallas May 18-25. Battles about Dallas, New Hope Church and Allatoona Hills May 25-June 5. Guard duty at Big Shanty. Non-Veterans ordered home for muster out June 5. Mustered out July 7, 1864. Veterans and Recruits consolidated to a Battalion of 2 Companies. Operations about Marietta and against Kenesaw Mountain June 10-July 2. Bushy Mountain June 15-17. Assault on Kenesaw June 27. Nickajack Creek July 2-5. Chattahoochie River July 6-17. Battle of Atlanta July 22. Siege of Atlanta July 22-August 25. Ezra Chapel, Hood's 2nd 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 North Georgia and North Alabama September 29-November 3. March to the sea November 15-December 10. Near Clinton November 21-23. Oconee River November 25. Statesboro December 4. Siege of Savannah December 10-21. Fort McAllister December 13 Campaign of the Carolinas January to April, 1865 Duck Branch, near Loper's Cross Roads, S.C., February 2. Salkehatchie Swamps February 3-5. South Edisto River February 9. North Edisto River February 12-13. Columbia February 16-17. Battle of Bentonville, N. C., March 20-21. Occupation of Goldsboro March 24. Advance on Raleigh April 10-14. 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 19. Grand Review May 24. Moved to Louisville, Ky., June. Duty there and at Little Rock. Ark., until August. Mustered out August 14, 1865.
Regiment lost during service 3 Officers and 78 Enlisted men killed and mortally wounded and 1 Officer and 124 Enlisted men by disease. Total 206.