Organization

• Organized at Camp Worcester September 4-December 11, 1861.
• Moved to Camp Dennison, near Cincinnati, Ohio, January 14, 1862, and to Jeffersonville, Ind., February 21.
• Moved to Nashville, Tenn., March 2.
• Attached to 6th Division, Army Ohio, to June, 1862.
• Cavalry Brigade, Army Ohio, to September, 1862.
• 2nd Brigade, Cavalry Division, Army Ohio, to November, 1862.
• 2nd Brigade, Cavalry Division, Army of the Cumberland, to January, 1863.
• 2nd Brigade, 1st Cavalry Division, Army Cumberland, to March, 1863.
• 2nd Brigade, 2nd Cavalry Division, Army of the Cumberland, to October, 1864.
• 2nd Brigade, 2nd Division, Wilson's Cavalry Corps, Military Division Mississippi, to August, 1865.

Service

• March with 6th Division, Army Ohio, from Nashville to Savannah, Tenn., March 29-April 6, 1862.
• Action at Lawrenceburg April 4 (1st Battalion).
• Advance on and siege of Corinth, Miss., April 29-May 30.
• Guard duty along Memphis & Charleston Railroad June to August.
• Near Woodville, Ala., August 4.
• Expedition from Woodville to Guntersville, Ala. (3rd Battalion).
• Guntersville and Law's Landing August 28 (3rd Battalion).
• Expedition to Dunlap August 29-31.
• Old Deposit Ferry August 29 (3rd Battalion).
• March to Louisville, Ky., in pursuit of Bragg September 3-25.
• Glasgow, Ky., September 18.
• Munfordsville September 20-21 (1st Battalion).
• Pursuit of Bragg into Kentucky October 1-15.
• Bardstown Pike October 1.
• Near Bardstown October 4.
• Battle of Perryville October 8.
• Lexington October 17-18.
• Pursuit of Morgan to Gallatin, Tenn. March to Nashville, Tenn., and duty there till December 26.
• Tunnel Hill November 19. Advance on Murfreesboro December 26-30.
• Franklin December 26-27.
• Battle of Stone's River December 30-31, 1862, and January 1-3, 1863.
• Overall's Creek December 31.
• Stewart's Creek and Lavergne January 1, 1863.
• Conduct trains to Nashville and return.
• Insane Asylum January 3.
• Shelbyville Pike January 5.
• Near Woodbury January 19 (Cos. "A," "D," "E" and "F").
• Bradysville Pike, near Murfreesboro, January 23.
• Expedition to Liberty, Auburn and Alexandria February 3-5.
• Vaught's Hill, Milton, February 18.
• Bradysville March 1.
• Expedition toward Columbia March 4-14.
• Chapel Hill March 5.
• Rutherford Creek March 10-11.
• Woodbury Pike March 27 (2nd Battalion).
• Expedition from Readyville to Woodbury April 2 (2nd Battalion).
• Smith's Ford April 2.
• Expedition from Murfreesboro to Auburn, Snow Hill, Liberty, etc., April 2-6.
• Snow Hill, Woodbury, April 3.
• Liberty April 3.
• Franklin April 9-10.
• Schoeppe House May 9.
• Reconnoissance from Lavergne May 12.
• Middleton May 21-22.
• Scout to Smithville June 4-5.
• Snow Hill June 4.
• Smithville June 5.
• Middle Tennessee or Tullahoma Campaign June 23-July 7.
• Morris Ford, Elk River, July 2.
• Occupation of Middle Tennessee till August 16.
• Expedition to Huntsville July 13-22.
• Passage of Cumberland Mountains and Tennessee River, and Chickamauga (Ga.) Campaign August 16-September 22.
• Reconnoissance from Stevenson to Trenton, Ga., August 28-31.
• Reconnoissance from Winston's Gap to Broomtown Valley September 5.
• Alpine September 3 and 8.
• Reconnoissance from Alpine to Lafayette September 10.
• Battle of Chickamauga, Ga., September 19-21.
• Operations against Wheeler and Roddy September 30-October 17.
• McMinnville October 4.
• Garrison's Creek, near Fosterville, October 6 (1st Battalion).
• Wartrace October 6 (1st Battalion).
• Farmington October 7.
• Sim's Farm, near Shelbyville, October 7.
• Chattanooga-Ringgold Campaign November 23-27.
• Raid on East Tennessee & Georgia Railroad November 24-27.
• Charleston November 26.
• Cleveland November 27.
• March to relief of Knoxville November 28-December 8.
• Near Loudoun December 2.
• Philadelphia December 3.
• Expedition to Murphey, N. C., December 6-11.
• Regiment reenlisted January, 1864.
• Demonstration on Dalton, Ga., February 22-27.
• Near Dalton February 23.
• Tunnel Hill, Buzzard's Roost Gap and Rocky Faced Ridge February 23-25.
• Atlanta (Ga.) Campaign May 1-September 8.
• Courtland Road, Ala., May 26.
• Pond Springs, near Courtland, May 27.
• Moulton May 28-29.
• Operations about Marietta and against Kenesaw Mountain June 10-July 1.
• Rosswell June 10.
• McAffee's Cross Roads June 11.
• Noonday Creek June 15-19 and 27.
• Powder Springs June 20.
• Near Marietta June 23.
• Assault on Kenesaw June 27.
• Nickajack Creek July 2-5.
• Big Shanty June 3.
• Rottenwood Creek July 4.
• On line of the Chattahoochie River July 5-17.
• Garrard's Raid to Covington July 22-24.
• Covington July 22.
• Siege of Atlanta July 24-August 15.
• Garrard's Raid to South River July 27-31.
• Flat Rock Bridge July 28.
• Peach Tree Road August 15.
• Kilpatrick's Raid around Atlanta August 18-22.
• Red Oak, Flint River and Jonesborough August 19.
• Lovejoy Station August 20.
• Jonesborough August 22.
• Operations at Chattahoochie River Bridge August 26-September 2.
• Occupation of Atlanta September 2.
• Florence September 17.
• Operations against Hood and Forest in North Georgia and North Alabama September 29-November 3.
• Near Lost Mountain October 4-7.
• New Hope Church October 5.
• Dallas October 7.
• Rome October 10-11.
• Narrows October 11.
• Coosaville Road, near Rome, October 13.
• Near Summerville October 18.
• Little River, Ala., October 20.
• Leesburg and Blue Pond October 21.
• King's Hill, near Gadsden, Ala., October 23.
• Ladiga, Terrapin Creek, October 28.
• Ordered to Louisville, Ky., and duty there till December.
• Ordered to Gravelly Springs, Ala., December 28, and duty there till March, 1865.
• Wilson's Raid to Macon, Ga., March 22-April 24.
• Selma April 2.
• Montgomery April 12.
• Pleasant Hill April 18.
• Double Bridges, Flint River, April 18.
• Macon, Ga., April 20.
• Duty at Macon and in Dept. of Georgia till August.
• Mustered out August 14, 1865.

Casualties

• Regiment lost during service 1 Officer and 58 Enlisted men killed and mortally wounded and 6 Officers and 229 Enlisted men by disease. Total 294.