Organization

• Organized at St. Louis, Mo., September 10, 1861.
• Attached to 5th Brigade, Army of Southwest Missouri, Dept. of Missouri, November, 1861, to February, 1862.
• 1st Brigade, 2nd Division, Army of Southwest Missouri, to May, 1862.
• 2nd Brigade, 5th Division, Army of Mississippi, to September, 1862.
• 35th Brigade, 11th Division, Army of Ohio, to October, 1862.
• 35th Brigade, 11th Division, 4th 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, to October, 1863.
• 1st Brigade, 2nd Division, 4th Army Corps, to October, 1864.

Service

• Moved to Jefferson City, Mo., September, 1861.
• Fremont's Campaign against Springfield, Mo., October 4-November 8.
• Moved to Rolla, Mo., November 8, and duty there till February, 1862.
• Curtis' Campaign against Price in Missouri and Arkansas February and March.
• Advance on Springfield, Mo., February 2-11.
• Pursuit of Price into Arkansas February 14-29.
• Battles of Pea Ridge, Ark., March 6, 7 and 8.
• March to Batesville April 5-May 3.
• Moved to Cape Girardeau, Mo., May 11-22; thence to Pittsburg Landing, Tenn., May 23-26.
• Advance on and siege of Corinth, Miss., May 27-30.
• Pursuit to Booneville May 31-June 6.
• At Rienzi till August 26.
• Moved to Cincinnati, Ohio, August 26-September 4; thence to Louisville 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 Mill Creek November 27.
• Advance on Murfreesboro, Tenn., 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 23-July 7.
• Fairfield June 27 and 29.
• Estill Springs July 2.
• Occupation of Middle Tennessee till August 16.
• Reconnoissance from Cowan to Anderson July 11-14.
• Passage of Cumberland Mountains and Tennessee River and Chickamauga (Ga.) Campaign August 16-September 22.
• Battle of Chickamauga September 19-20.
• Siege of Chattanooga 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 November 28-December 8.
• Campaign in East Tennessee December, 1863, to February, 1864.
• Charlestown, Tenn., December 28, 1863.
• About Dandridge January 16-17, 1864.
• Moved to Chattanooga, thence to Cleveland, Tenn., and duty there till May.
• Demonstrations on Rocky Faced Ridge and Dalton, Ga., May 8-13.
• Buzzard's Roost Gap May 8-9.
• Assigned to garrison duty at Dalton, Ga., May 14 to September.
• Action at Dalton August 14-15.
• Mustered out October 1, 1864.

Casualties

• Regiment lost during service 6 Officers and 85 Enlisted men killed and mortally wounded and 3 Officers and 94 Enlisted men by disease. Total 188.