Organization

• Organized at St. Louis, Mo., August and September, 1861.
• Moved to Jefferson City, Mo., September, 1861.
• Attached to Fremont's Army of the West to January, 1862.
• 5th Brigade, Army of Southwest Missouri, to March, 1862.
• 1st Brigade, 2nd Division, Army of Southwest Missouri, to May, 1862.
• 1st Brigade, 5th Division, Army of Mississippi, to September, 1862.
• 35th Brigade, 11th Division, Army of Ohio, to October, 1862.
• 35th Brigade, 11th Division, 3rd Army Corps, Army of 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 April, 1864.
• 3rd Brigade, 2nd Division, 4th Army Corps, to June, 1865.
• 2nd Brigade, 2nd Division, 4th Army Corps, to August, 1865.
• Dept. of Texas to December, 1865.

Service

• Fremont's Campaign against Springfield, Mo., October 4-November 8, 1861.
• Moved to Rolla, Mo., and duty there till February, 1862.
• Curtis' Campaign in Missouri and Arkansas against Price February and March.
• Advance on Springfield 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 3.
• Moved to Cape Girardeau, Mo., May 11-22; thence to Pittsburg Landing, Tenn., May 23-26.
• Siege of Corinth May 27-30.
• Pursuit to Booneville May 31-June 6.
• At Rienzi till August 26.
• Moved to Cincinnati, Ohio, August 26-September 14; 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.
• Duty at Nashville till December 26.
• Advance on Murfreesboro December 26-30.
• Battle of Stone's River December 30-31, 1862, and January 1-3, 1863.
• Duty near Murfreesboro till June. Expedition toward Columbia March 4-14.
• Middle Tennessee (or Tullahoma) Campaign June 23-July 7.
• Fairfield June 27-29.
• Estill Springs July 2.
• Reconnoissance to Anderson July 11-14.
• Occupation of Middle Tennessee till August 16.
• 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, Tenn., November 28-December 8.
• Operations in East Tennessee December, 1863, to February, 1864.
• Dandridge January 16-17, 1864.
• Moved to Chattanooga, thence to Cleveland, Tenn., and duty there till May, 1864.
• Atlanta (Ga.) Campaign May 1-September 8.
• Demonstration on Rocky Faced Ridge and Dalton May 8-13.
• Buzzard's Roost Gap May 8-9.
• 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 July 4.
• Chattahoochie River July 5-17.
• Buckhead, Nancy's Creek, July 18.
• Peach Tree Creek July 19-20.
• Siege of Atlanta July 22-August 25.
• Flank movement on Jonesborg August 25-30.
• Battle of Jonesboro August 31-September 1.
• Lovejoy Station September 2-6.
• Operations against Hood and Forest in North Georgia and North Alabama September 29-November 3.
• Nashville Campaign November and 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.
• Columbia December 19.
• Pulaski December 25.
• March from Pulaski to Decatur, Ala., and duty there till April, 1865.
• Moved to Blue Springs April 1-5, thence to Nashville, Tenn., April 19, and duty there till June.
• Moved to New Orleans June 15-23, and to Port Lavaca, Texas, July 18-24.
• Duty there till October.
• Moved to Victoria October 27 and duty there till December.
• Mustered out December 25, 1865.

Casualties

• Regiment lost during service 8 Officers, and 107 Enlisted men killed and mortally wounded and 1 Officer and 106 Enlisted men by disease. Total 222.