Organized at Keene and mustered in November 27, 1861. Left State for Washington, D.C., December 25, 1861. Attached to Williams' 4th Brigade, North Carolina Expedition, to April, 1862. Hawkins' Brigade, Dept. of North Carolina, to July, 1862. 1st Brigade, 2nd Division, 9th Army Corps, Army of the Potomac, to March, 1863. 1st Brigade, 2nd Division, 9th Army Corps, Dept. of the Ohio, to June, 1863. 1st Brigade, 2nd Division, 9th Army Corps, Army of the Tennessee, to September, 1863. Bixby's Brigade, District of North Central Kentucky, 1st Division, 23rd Army Corps, Dept. of Ohio, to February, 1864. 1st Brigade, 2nd Division, 9th Army Corps, Army of the Potomac, to April, 1864. 2nd Brigade, 2nd Division, 9th Army Corps, Army of the Potomac, to July, 1865.

SERVICE.--Expedition to Hatteras Inlet, N. C., January 6-13, 1862, and duty there until March 2. Moved to Roanoke Island March 2 and duty there until June 18. Expedition to Elizabeth City April 7-8. Battle of Camden, South Mills, April 19. Expedition to New Berne June 18-July 2. Moved to Newport News, Va., July 2-10, and duty there until August 2. Moved to Aquia Creek and Fredericksburg, Va., August 2-7. Pope's Campaign in Northern Virginia August 16-September 2. Battles of Groveton August 29; Second Bull Run August 30; Chantilly September 1. Maryland Campaign September-October. Battle of South Mountain, Md., September 14. Battle of Antietam, Md., September 16-17. Duty in Pleasant Valley, Md., until October 27. Movement to Falmouth, Va., October 27-November 19. Corbin's Cross Roads, near Amissville, November 10. Sulphur Springs November 14. Battle of Fredericksburg, Va., December 12-15. Burnside's Second Campaign, "Mud March," January 20-24, 1863. Moved to Newport News, Va., February 11; thence to Lexington, Ky., March 26-April 1. To Winchester, thence to Richmond, Ky., April 18. To Paint Lick Creek May 3, and to Lancaster May 10. Movement to Vicksburg, Miss., June 3-14, Siege of Vicksburg June 14-July 4. Advance on Jackson, Miss., July 4-10. Siege of Jackson July 10-17. At Milldale until August 5. Moved to Cincinnati, Ohio, August 5-20; thence to Nicholasville, Ky. Provost duty at Nicholasville, Frankfort and Russellville until October 25. Moved to Camp Nelson, Ky., and Provost duty there until January 16, 1864, Regiment veterans January, 1864, and on furlough January 16 to March 10, when ordered to Annapolis, Md. Non-Veterans at Camp Nelson, Ky., until March. Campaign from the Rapidan to the James May 3-June 15. Battles of the Wilderness, Va., May 5-7; Spotsylvania May 8-12; Spotsylvania Court House May 12-21. Assault on the Salient at Spotsylvania Court House May 12. North Anna River May 23-26. On line of the Pamunkey May 26-28. Totopotomoy May 28-31. Cold Harbor June 1-12. Bethesda Church June 1-3. Before Petersburg June 16-19. Siege of Petersburg June 16, 1864, to April 2, 1865. Mine Explosion, Petersburg, July 30, 1864. Weldon Railroad August 18-21. Poplar Springs Church September 29-October 2. Hatcher's Run October 27-28. Garrison of Fort Alexander Hays until April, 1865, Appomattox Campaign March 28-April 9. Assaults on and fall of Petersburg April 2. Occupation of Petersburg April 3. Pursuit of Lee to Burkesville April 3-9. Moved to Washington, D.C., April 20-27. Duty at Alexandria until July. Grand Review May 23. Mustered out July 17, 1865.