Organized at Chicago, Ill., and mustered in September 13, 1861. Moved to St. Louis, Mo., September 14-15, thence to Jefferson City, Mo., September 22-25. Attached to Sigel's Division, Dept. of Missouri, and Dept. of Missouri, to January, 1862. 4th Brigade, Army of Southwest Missouri, to February, 1862. 1st Brigade, 1st Division, Army of Southwest Missouri, to June, 1862. 1st Brigade. 5th Division, Army of Mississippi, to September, 1862. 35th Brigade, 11th Division, Army of the Ohio, to October, 1862. 35th Brigade, 11th Division, 3rd Army Corps, Army of the Ohio, to November, 1862. 2nd Brigade, 3rd Division, Right Wing 14th Army Corps, Army of the Cumberland, to January, 1863. 2nd Brigade, 3rd Division, 20th Army Corps, Army of the Cumberland, to October, 1863. 1st Brigade, 2nd Division, 4th Army Corps, to August, 1865. Department of Texas to September, 1865.
SERVICE.-Fremont's advance on Springfield, Mo., October 13-November 8, 1861. March to Rolla November 8-19, and duty there till February, 1862. Curtis' advance on Springfield, Mo., February 2-13. Pursuit of Price into Arkansas February 13-29. Battles of Pea Ridge, Bentonville, Leetown and Elkhorn Tavern March 6-8. March to Batesville, Ark., April 5-May 3. Moved to Cape Girardeau, Mo., thence to Pittsburg Landing May 11-26. Siege of Corinth, Miss., May 29-30. Pursuit to Booneville May 31-June 12. At Rienzi, Miss., till August 26. Moved to Cincinnati, Ohio, August 26-September 1, thence to Louisville, Ky., September 17-19. Pursuit of Bragg into Kentucky October 1-16. Battle of Perryville, Ky., October 8. March to Nashville, Tenn., October 16-November 7, and duty there till December 26. Reconnoissance to Milk Creek November 27. Advance on Murfreesboro December 26-30. Battle of Stone's River December 30-31, 1862, and January 1-3, 1863. At Murfreesboro till June. Expedition toward Columbia March 4-14. Middle Tennessee (or Tullahoma) Campaign June 24-July 7. Fairfield June 27. Occupation of Middle Tennessee till August 16. Passage of the Cumberland Mountains and Tennessee River and Chickamauga (Ga.) Campaign August 16-September 22. Battle of Chickamauga September 19-20. Siege of Chattanooga, Tenn., September 24-November 23. Chattanooga-Ringgold Campaign November 23-27. Orchard Knob November 23-24. Mission Ridge November 25. Pursuit to Graysville November 26-27. March to relief of Knoxville, Tenn., November 28-December 8. Campaign in East Tennessee December, 1863, to February, 1864. March to Chattanooga, thence to Cleveland, Tenn., and duty there till May. Veterans on furlough February 18 to April 14. Atlanta (Ga.) Campaign May 1 to September 8. Demonstrations against Rocky Faced Ridge May 8-11. Buzzard's Roost Gap May 8-9. Demonstration on Dalton May 9-13. Battle of Resaca May 14-15. Adairsville May 17. Near Kingston May 18-19. Near Cassville May 19. Advance on Dallas May 22-25. 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. Pine Hill June 11-14. Lost Mountain June 15-17. Assault on Kenesaw June 27. Ruff's Station, Smyrna Camp Ground, July 4. Chattahoochie River July 5-17. Buckhead, Nancy's Creek, July 18. Peachtree Creek, July 19-20. Siege of Atlanta July 22-August 25. Flank movement on Jonesboro August 25-30. Battle of Jonesboro August 31-September 1. Lovejoy Station September 2-6. Operations against Hood and Forrest in North Georgia and North Alabama September 29-November 3. Nashville (Tenn.) Campaign November-December. Columbia, Duck River, November 24-27. Spring Hill November 29. Battle of Franklin November 30. Battle of Nashville December 15-16. Pursuit of Hood to the Tennessee River December 17-28. March to Huntsville, Ala., and duty there till March, 1865. Operations in East Tennessee March 28-April 19. Moved to Nashville, Tenn., and duty there till June. Moved to New Orleans, La., June 15-22, thence to Port Lavaca, Texas, July 16-23. Camp on La Placido River till September 25. Mustered out September 25, 1865.
Regiment lost during service 6 Officers and 129 Enlisted men killed and mortally wounded and 1 Officer and 156 Enlisted men by disease. Total 292.
1 Source: National Park
Service, Soldiers and Sailors System; "A Compendium of the War of the Rebellion" by Frederick H. Dyer,Cosmas; An Army for Empire : The United States Army in the Spanish American War by A. Graham, (Shippensburg, PA: White Mane Publishing Co., 1993).