4th United States Artillery / Battery E

== Regimental History and Service Record ==
Organized at Camp Monroe, Ohio, and Joined Rosecrans in West Virginia. Attached to 2nd Brigade, Army of Occupation, West Virginia, to September, 1861. Scammon's Brigade, Dept. of West Virginia, to October, 1861. Kelly's Command, Railroad District, West Virginia, to January, 1862. Artillery, Lander's Division, Army of the Potomac, to March, 1862. Artillery, Shields' 2nd Division, Banks' 5th Army Corps, to April, 1862. Artillery, Shields' Division, Dept. of the Shenandoah, to May, 1862, and Dept. of the Rappahannock to June, 1862. Unattached Artillery, 3rd Corps, Army of Virginia, to September, 1862. Artillery, 2nd Division, 9th Army Corps, Army of the Potomac, to February, 1863. Reserve Brigade, 1st Cavalry Division, Cavalry Corps, Army of the Potomac, to May, 1863. 1st Brigade, Horse Artillery, Army of the Potomac, to August, 1864. Artillery, 1st Division, Cavalry Corps (Horse Artillery Reserve), Army of the Shenandoah, Middle Military Division, to March, 1865. Horse Artillery Reserve, attached to 3rd Division, Cavalry Corps, Army of the Shenandoah and Army of the Potomac, to May, 1865. Horse Artillery Brigade, 22nd Army Corps, to August, 1865.
SERVICE.--
* Duty in West Virginia until March, 1862. 
* Advance on Winchester, Va., March 7-12. 
* March 23, 1862 - Battle of Winchester, Virginia
Occupation of Mt. Jackson April 17. March to Fredericksburg May 10-21, and return to Front Royal May 25-30. Battle of Port Republic June 8-9. Pope's Campaign in Northern Virginia August 16-September 2. Fords of the Rappahannock August 20-23. Bristoe Station August 27. 
* September 3-20, 1862 - The Maryland Campaign
** September 17, 1862 - Battle of Antietam, Maryland
Reconnaissance to Charlestown October 16-17. Charlestown October 16. Movement to Falmouth, Va., October 30-November 19. Battle of Fredericksburg, Va., December 12-15. "Mud March" January 20-24, 1863. Operations at Welford's, Kelly's and Beverly Fords April 14-15. 
* April 27-May 6, 1863 - The Chancellorsville Campaign
* Brandy Station and Beverly Ford June 9. 
* June 11-August 1, 1863 - The Gettysburg Campaign
** June 30, 1863 - Action at Hanover, Pennsylvania 
** July 1-3, 1863 - Battle of Gettysburg, Pennsylvania
** July 2, 1863 - Action at Hunterstown, PennsylvaniaLists this on July 4, confusing date/battle with Monterrey Gap?
** July 4, 1863 - Action at Monterey Gap, Pennsylvania
** July 5, 1863 - Action at Smithsburg, MarylandNot originally listed on unit homepage but referenced on Dyer summary
** July 8, 1863 - Action at Boonsboro, Maryland
** July 10-12, 1863 - Skirmishes about Hagerstown, Maryland 
** July 14, 1863 - Engagement at Falling Waters, Maryland
Expedition to Port Conway September 1-3. Advance from the Rappahannock to the Rapidan September 13-17. Culpeper Court House September 13. Bristoe Campaign October 9-22. James City, Bethesda Church and near Culpeper October 10. Brandy Station October 11. Gainesville October 14. Groveton October 17-18. Gainesville, New Baltimore, Buckland's Mills and Haymarket October 19. Advance to line of the Rappahannock November 7-8. Mine Run Campaign November 26-December 2.
* May 4-June 12, 1864 - The Overland Campaign
** May 5-7, 1864 - Battle of the Wilderness, Virginia
*** May 5, 1864 - Combat at Craig's Meeting House, Virginia
** May 9-24, 1864 - (Sheridan's) Expedition from Todd's Tavern to the James River, Virginia
*** May 10, 1864 - Engagement on the North Anna River, Virginia
*** May 11, 1864 - Engagement at Yellow Tavern, Virginia
*** May 12, 1864 - Engagement at Brook's Church, Virginia
*** Strawberry Hill May 12. 
** 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 1-12, 1864 - Battles of Cold Harbor, Virginia
Totopotomoy June 2. Long Bridge June 12. Riddell's Shop and White Oak Swamp June 13. Siege of Petersburg June 16-August 5. Ream's Station June 22. Wilson's Raid on Southside & Danville Railroad June 22-July 1. Nottaway Court House June 23. Staunton River Bridge June 25. Sappony Church, Stony Creek, June 28-29. Ream's Station June 29. Sheridan's Shenandoah Valley Campaign August 7-November 28. Expedition from Winchester into Faquier and Loudoun Counties November 28-December 3. Expedition to Gordonsville December 19-28. Liberty Mills December 22. Sheridan's Raid from Winchester February 27-March 25, 1865. Occupation of Staunton and action at Waynesboro March 2. Duguidsville March 8. Appomattox Campaign March 28-April 9. Dinwiddie Court House March 30-31. Five Forks April 1. Scott's Cross Roads April 2. Tabernacle Church or Beaver Pond Creek April 4. Sailor's Creek April 6. Appomattox Station April 8. Appomattox Court House April 9. Surrender of Lee and his army. Expedition to Danville April 23-29. Moved to Washington, D.C., May. Grand Review May 23. Duty at Washington, D.C., until August.
== Regimental Roster ==
== Regiment Statistical Information ==
== Legacy ==
== Notes ==
== Sources == 
* (Pages 760, 761, 762, 827, 828, 897, 905, 932, 933, 934, 935, 936, 937, 939, 940, 941, 1704)
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