2nd United States Artillery / Battery D

== Regimental History and Service Record ==
Attached to Wilcox's Brigade, Heintzelman's Division, McDowell's Army of Northeast Virginia, June to August, 1861. Kearney's Brigade, Division of the Potomac, to October, 1861. Artillery, Franklin's Division, Army of the Potomac, to March, 1862. Artillery, 1st Division, 1st Army Corps, Army of the Potomac and Dept. of the Rappahannock, to May, 1862. Artillery, 1st Division, 6th Army Corps, Army of the Potomac, to May, 1863. Artillery Brigade, 6th Army Corps, to July, 1863. 1st Brigade, Horse Artillery, Army of the Potomac, to August, 1864. Horse Artillery, Army of the Shenandoah, Middle Military Division, to December, 1864. Reserve Horse Artillery, Army of the Shenandoah, to April, 1865. Horse Artillery, Defenses of Washington, D.C., 22nd Army Corps, to October, 1865.
SERVICE.--
* July 16-21, 1861 - The Manassas Campaign
** July 21, 1861 - Battle of Bull Run, Virginia
Duty in the Defenses of Washington, D.C., until March, 1862. Advance on Manassas, Va., March 10-15. Advance to Falmouth, Va., April 9-19. 
* Moved to the Virginia Peninsula. 
* March 17-September 2, 1862 - The Peninsula Campaign
** May 7, 1862 - Engagement at Eltham's Landing, Virginia
** June 25-July 1, 1862 - The Seven Days Battles before Richmond, Virginia
*** June 30, 1862 - Engagement at Glendale, Virginia
*** July 1, 1862 - Engagement at Malvern Hill, Virginia
At Harrison's Landing until August 16. Moved to Alexandria August 16-24. 
* September 3-20, 1862 - The Maryland Campaign
** Crampton's Pass, South Mountain, Md., September 14
** September 17, 1862 - Battle of Antietam, Maryland
Movement to Falmouth, Va., October 30-November 19. Battle of Fredericksburg, Va., December 12-15. At Falmouth until April, 1863. 
* April 27-May 6, 1863 - The Chancellorsville Campaign
Operations at Franklin's Crossing April 29-May 2. Battle of Maryes Heights, Fredericksburg, May 3. Salem Heights May 3-4. Battle of Gettysburg, Pa., July 2-4. Advance from the Rappahannock to the Rapidan September 13-17. Culpeper Court House September 13. Raccoon Ford September 14-16. Reconnaissance across the Rapidan September 21-23. Bristoe Campaign October 9-22. Raccoon Ford and Morton's Ford October 10. Morton's Ford, Stevensburg, and near Kelly's Ford October 11. Brandy Station or Fleetwood October 11-12. Oak Hill October 15. Advance to line of the Rappahannock November 7-8.
* May 4-June 12, 1864 - The Overland Campaign
** May 5-7, 1864 - Battle of the Wilderness, Virginia
*** May 5-6, 1864 - Engagement at Todd's Tavern, VirginiaNot originally listed on unit homepage
*** May 7-8, 1864 - Engagement at Todd's Tavern, Virginia
*** May 9-24, 1864 - (Sheridan's) Expedition from Todd's Tavern to the James River, Virginia
*** May 11, 1864 - Engagement at Yellow Tavern, Virginia
*** May 12, 1864 - Engagement at Brook's Church, VirginiaNot originally listed on unit homepage
** May 26-28, 1864 - Operations on Line of the Pamunkey River, Virginia
*** Haw's Shop May 28. 
** May 28-31, 1864 - Operations on Line of the Totopotomoy River, Virginia
** June 1-7, 1864 - Battles of Cold Harbor, Virginia
** June 7-24, 1864 - (Sheridan's) Raid to Trevillian Station, Virginia
*** June 11-12, 1864 - Engagement at Trevillian Station, Virginia
Black Creek or Tunstall Station and White Horse or St. Peter's Church June 21. Siege of Petersburg June 29-August 2. Deep Bottom July 27-28. Malvern Hill July 28. Sheridan's Shenandoah Valley Campaign August 7-November 28. Tell Gate, near White Post, and near Newtown August 11. Near Kearneysville August 25. Leetown and Smithfield, W. Va., August 28. Smithfield Crossing, Opequan, August 29. Sevier's Ford', Opequan, September 15. Battle of Opequan September 19. Fisher's Hill September 21. 
* September 22, 1864 - Skirmish near Milford, Virginia
Tom's Brook October 8-9. Duty at Winchester and in the Shenandoah Valley until December, and at Pleasant Valley, Md., until April, 1865. At Washington, D.C., until October, 1865.
== Regimental Roster ==
== Regiment Statistical Information ==
== Legacy ==
== Notes ==
== Sources == 
* (Pages 761, 895, 899, 902, 903, 904, 905, 932, 933, 935, 936, 937, 939, 940, 941, 942, 953, 1698)
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