Organized at Portland and mustered in July 15, 1861. Left State Washington, D. C., July 17. Attached to W. F. Smith's Brigade, Division of the Potomac, to October, 1861. 2nd Brigade, Smith's Division, Army of the Potomac, to March, 1862. 1st Brigade, 2nd Division, 4th Army Corps, Army Potomac, to May, 1862. 1st Brigade, 2nd Division, 6th Army Corps, to February, 1863. Light Division, 6th Army Corps, to May, 1863. 3rd Brigade, 1st Division 6th Corps, to August, 1864.
SERVICE:
Duty in the defences of Washington, D. C., till March, 1862. Advance on Manassas, Va., March 10-15, 1862. Ordered to the Peninsula March 16. Advance toward Yorktown April 4-5. Siege of Yorktown April 5-May 4. Reconnoissance toward Yorktown April 6. Reconnoissance toward Lee's Mills April 28. Battle of Williamsburg May 5. Duty at White House till May 18. Duty near Richmond till June 6 and picket on the Chickahominy till June 25. Seven days before Richmond June 25-July 1. Gaines' Mill June 26. Golding's Farm June 27. Savage Station June 29. White Oak Swamp Bridge June 30. Malvern Hill July 1. Duty at Harrison Landing till August 15. Retreat from the Peninsula and movement to Centreville August 15-27. In works at Centreville August 27-31. Assist in checking Pope's rout at Bull Run August 30, and cover retreat to Fairfax C. H. September 1. Maryland Campaign September-October. Sugar Loaf Mountain, Md., September 11-12. Crampton's Pass, South Mountain, September 14. Battle of Antietam September 16-17. Duty in Maryland till October 29. Movement to, Falmouth, Va., October 29-November 19. Battle of Fredericksburg December 12-15. "Mud March" January 20-24, 1863. At Falmouth till April. Chancellorsville Campaign April 27-May 6. Operations at Franklin's Crossing April 29-May 2. Maryes Heights, Fredericksburg, May 3. Salem Heights May 3-4. Banks' Ford May 4. Operations about Franklin's Crossing or Deep Run Ravine June 5-13. Brandy Station and Beverly Ford June 9. Battle of Gettysburg, Pa., July 2-4. Near Funkstown, Md., July 10-13. Bristoe Campaign October 9-22. Advance to line of the Rappahannock November 7-8. Rappahannock Station November 7. Mine Run Campaign November 26-December 2. Mine Run November 28-30. Campaign from the Rapidan to the James River May 3 to June 15, 1864. Battles of the Wilderness May 5-7; Spottsylvania May 8-12; Spottsylvania C. H. May 12-21. "Bloody Angle," assault on the Salient, May 12. North Anna May 23-26. On line of the Pamunkey May 26-28. Totopotomoy May 28-31. Cold Harbor June 1-12. Before Petersburg June 17-July 10. Jerusalem Plank Road June 22-23. Destruction of Weldon Railroad June 30. Ordered to rear for muster out July 10. Volunteered for 30 days' service in defence of Washington. Repulse of Early's attack on Washington July 12-13. Mustered out August 15, 1864, expiration of term. Veterans and Recruits transferred to 7th Maine.
Regiment lost during service 12 Officers and 141 Enlisted men killed and mortally wounded and 2 Officers and 100 Enlisted men by disease. Total 255.
