84th Pennsylvania Infantry

== Regimental History and Service Record ==
Organized at Huntingdon and Camp Curtin August to October, 1861. At Camp Curtin, Pa., until December 31, 1861. Moved to Hancock, Md., December 31-January 2, 1862, thence to Bath. Action at Bath January 4, and at Hancock January 5. Attached to 1st Brigade, Lander's Division, Army Potomac, to March, 1862. 1st Brigade, Shield's 2nd Division, Banks' 5th Corps, to April, 1862. 1st Brigade, Shield's Division, Dept. of the Shenandoah, to May, 1862. 4th Brigade, Shield's Division, Dept. of the Rappahannock, to June, 1862. 4th Brigade, 2nd Division, 3rd Corps, Army of Virginia, to September, 1863. 2nd Brigade, 3rd Division, 3rd Army Corps, Army Potomac, to June, 1863. 1st Brigade, 2nd Division, 3rd Army Corps, to March, 1864. 2nd Brigade, 4th Division, 2nd Army Corps, to May, 1864. 4th Brigade, 3rd Division, 2nd Army Corps, to July, 1864. 2nd Brigade, 3rd Division, 2nd Army Corps, to January, 1865.
SERVICE.--Retreat to Cumberland, Md., January 10-12, 1862. Duty guarding North and South Branch Bridges and at Paw Paw Tunnel until March, 1862. Advance on Winchester, Va., March 5-15. Battle of Winchester March 23. Occupation of Mt. Jackson April 17. Provost at Berryville until May 2. March to Fredericksburg May 12-22, and return to Front Royal May 25-29. Action near Front Royal May 31. Port Republic June 8-9. Moved to Alexandria June 29. Duty there until July. Battle of Cedar Mountain August 9. Pope's Campaign in Northern Virginia August 16-September 2. Fords of the Rappahannock August 20-24. Thoroughfare Gap August 28. Battles of Groveton August 29; Bull Run August 30; Chantilly September 1. Duty at Arlington Heights, Defenses of Washington, Whipple's Command, until October. Moved to Pleasant Valley, Md., October 18, thence to Warrenton and Falmouth October 24-November 19. Battle of Fredericksburg, Va., December 12-15. Burnside's 2nd Campaign, "Mud March," January 20-24, 1863. At Falmouth, Va., until April. 
* April 27-May 6, 1863 - The Chancellorsville Campaign
** May 1-5, 1863 - Battle of Chancellorsville, Virginia
* June 11-July 24, 1863 - The Gettysburg CampaignNot originally referenced on Dyer summary but listed on unit homepage
** July 1-3, 1863 - Battle of Gettysburg, Pennsylvania - Guarded Corps wagon trainsNot originally referenced on Dyer summary but listed on unit homepage
Pursuit of Lee July 5-24. Wapping Heights, Va., July 23. Duty on line of the Rappahannock until October. 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. Regiment reenlisted January, 1864. Demonstration on the Rapidan February 6-7. Duty near Brandy Station until May.
* 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 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
** Haw's Shop May 31. 
** June 1-12, 1864 - Battles of Cold Harbor, Virginia
Before Petersburg June 16-18. Siege of Petersburg June 16, 1864, to January 6, 1865. Weldon Railroad June 22-23, 1864. Demonstration north of James River at Deep Bottom July 27-29. Deep Bottom July 27-28. Mine Explosion, Petersburg, July 30 (Reserve). Demonstration north of the James at Deep Bottom August 13-20. Strawberry Plains, Deep Bottom, August 14-18. Peeble's Farm, Poplar Grove Church, September 29-October 2. Boydton Plank Road, Hatcher's Run, October 27-28.
* Consolidated with 57th Pennsylvania Infantry January 13, 1865.
== Regimental Roster ==
== Regiment Statistical Information ==
Source 	Casualties	Remarks
Dyer 	
* 6 Officers and 119 enlisted men killed and mortally wounded 
* 1 Officer and 98 enlisted men killed by disease
* Total 224	None
Fox 	
* Fox lists this unit as:
** 201st on the list of units with losses based on duration of the entire term of service of the unit (37th of the Pennsylvania troops)	
WotRWiki Statistics	
* troops killed
** Includes troops mortally wounded
** Includes troops killed by disease
** All others are troops killed in action or under special circumstances	
== Legacy ==
== Notes ==
== Sources == 
* (Pages 897, 905, 916, 932, 933, 934, 936, 937, 938, 939, 940, 941, 1602)
* (Page 13)
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