Battle of Chancellorsville
April 30 – May 6, 1863 · Chancellorsville, Virginia
Result Confederate victory
Confederate General Robert E. Lee divided his smaller army in the face of a much larger Union force and won a major victory on 30 April – 6 May 1863, the principal engagement of the Chancellorsville campaign. The triumph cost the Confederacy Lt. Gen. Thomas J. Jackson, mortally wounded by friendly fire and dead of pneumonia eight days later — a loss Lee likened to losing his right arm.
Union
Confederacy
Strength and losses
Units
Army of the Potomac
Strength c. 106,000 · c. 106,000 in the battle proper; 133,868 is the campaign total including Sedgwick's wing at Fredericksburg
Joseph Hooker
Cavalry Corps (Union Army)
George Stoneman
I Corps (Union Army)
John F. Reynolds
Iron Brigade
Solomon Meredith
II Corps (Union Army)
Darius N. Couch
Irish Brigade (Union Army)
Thomas Francis Meagher
III Corps (Union Army)
Daniel Sickles
V Corps (Union Army)
George Meade
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20th Maine Infantry Regiment
VI Corps (Union Army)
John Sedgwick
XI Corps (Union Army)
Oliver O. Howard
XII Corps (Union Army)
Henry W. Slocum
147th Regiment (United States)
14th Infantry Regiment (United States)
1st Rhode Island Cavalry Regiment
4th Infantry Regiment (United States)
7th Indiana Infantry Regiment
1st U.S. Artillery, Battery E
Army of Northern Virginia
Strength c. 60,298
Robert E. Lee
First Corps, Army of Northern Virginia
Longstreet detached in southeastern Virginia since February 26, 1863; Lee commanded the remnant directly
James Longstreet
Second Corps, Army of Northern Virginia
Stonewall Jackson
A. P. Hill
A. P. Hill's Light Division
A. P. Hill
11th Virginia Cavalry Regiment
1st Virginia Cavalry Regiment
2nd Virginia Cavalry Regiment
31st Virginia Infantry Regiment









