3rd Maine Infantry

== Regimental History and Service Record ==
Organized at Augusta and mustered in June 4, 1861. Left State for Washington, D.C., June 5. Attached to Howard's Brigade, Heintzelman's Division, McDowell's Army of Northeastern Virginia, to August, 1861. Howard's Brigade, Division of the Potomac, to October, 1861. Sedgwick's Brigade, Heintzelman's Division, Army of the Potomac, to March, 1862. 2nd Brigade, 3rd Division, 3rd Army Corps, Army Potomac, to July, 1862. 2nd Brigade, 1st Division, 3rd Army Corps, to March, 1864. 1st Brigade, 3rd Division, 2nd Army Corps: to June, 1864.
SERVICE--
* Camp on Meridian Hill, Defenses of Washington, D.C., until July 16, 1861. 
* July 16-21, 1861 - The Manassas Campaign
** July 21, 1861 - Battle of Bull Run, Virginia
* Duty in the Defenses of Washington until March, 1862. 
* Advance on Manassas, Va., March 10-15. 
* March 17-September 2, 1862 - The Peninsula Campaign 
** April 5-May 4, 1862 - Siege of Yorktown, Virginia
** May 5, 1862 - Battle of Williamsburg, Virginia
** May 31-June 1, 1862 - Battle of Seven Pines, Virginia 
** Near Richmond June 18. 
** June 25-July 1, 1862 - The Seven Days Battles before Richmond, Virginia
*** June 25, 1862 - Engagement at Oak Grove, Virginia
*** Jordan's Ford June 27. 
*** June 29, 1862 - Engagement at Savage's Station, Virginia
*** June 29, 1862 - Battle of the Peach Orchard, Virginia
*** June 30, 1862 - Engagement at Glendale, Virginia
*** July 1, 1862 - Engagement at Malvern Hill, Virginia
* At Harrison's Landing until August 16. 
* Retreat from the Peninsula and movement to Centreville August 16-27. 
* Pope's Campaign in Northern Virginia August 27-September 2. 
* Battles of Groveton August 29, and Bull Run August 30. 
* Chantilly September 1.
* Guard fords from Monocacy River to Conrad's Ferry until October 11. 
* October 12, 1862 - Skirmish at White's Ford, MarylandNot originally referenced on unit homepage
* October 22, 1862 - Skirmish at Monocacy, MarylandNot originally referenced on unit homepage
* March to Leesburg, thence to Falmouth, Va., October 11-November 23. 
* Battle of Fredericksburg December 12-15. 
* "Mud March" January 20-24, 1863. 
* At Falmouth until April 27. 
* April 27-May 6, 1863 - The Chancellorsville Campaign
** May 1-5, 1863 - Battle of Chancellorsville, Virginia
* June 13-August 1, 1863 - The Gettysburg Campaign 
** July 1-3, 1863 - Battle of Gettysburg, Pennsylvania 
Pursuit of Lee July 5-24. Wapping Heights, Va., July 23. Bristoe Campaign October 9-22. Advance to line of the Rappahannock November 7-8. Kelly's Ford November 7, Mine Run Campaign November 26-December 2. Payne's Farm November 27.
* Demonstration on the Rapidan February 5-7, 1864.
* May 4-June 12, 1864 - The Overland Campaign
** May 5-7, 1864 - Battle of the Wilderness, Virginia
** May 8-21, 1864 - Battles of Spotsylvania Court House, Virginia
*** May 8, 1864 - Combat at Laurel Hill, Virginia
*** May 10, 1864 - Combat at Po River, Virginia
*** May 12, 1864 - Assault on the Salient at Spotsylvania Court House, Virginia
*** May 19, 1864 - Engagement at Harris Farm, Virginia
** May 22-26, 1864 - Operations on Line of the North Anna River, Virginia
** May 26-28, 1864 - Operations on Line of the Pamunkey River, Virginia
** May 28-31, 1864 - Operations on Line of the Totopotomoy River, Virginia
** June 1-5, 1864 - Battles of Cold Harbor, Virginia
* June 5, 1864 - Ordered to the rear 
* June 28, 1864 - Mustered out of federal service 
** Veterans and recruits transferred to 17th Maine Infantry
== Regimental Roster ==
== Regiment Statistical Information ==
* Regiment lost during service 10 Officers and 124 Enlisted men killed and mortally wounded and 1 Officer and 148 Enlisted men by disease. Total 283.
== Legacy ==
== Notes ==
== Sources == 
* (Pages 761, 827, 894, 895, 897, 898, 901, 902, 903, 904, 905, 916, 932, 933, 934, 935, 936, 937, 938, 939, 940, 1219-1220)
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