Key facts about the Second Battle of Winchester (June 13 – June 15, 1863), which cleared the upper Shenandoah Valley of Union resistance, paving the way for Robert E. Lee's invasion of Maryland and Pennsylvania.
- June 13-15, 1863
- Frederick County, near Winchester, Virginia
Principal Union Commanders
- Brigadier General Robert Milroy
Principal Confederate Commanders
- Lieutenant General Richard Ewell
Union Forces Engaged
- 2nd Division, 8th Corps, Middle Department, garrisoned at Winchester
Confederate Forces Engaged
- 2nd Corps (Army of Northern Virginia)
Number of Union Soldiers Engaged
- Roughly 6,900
Number of Confederate Soldiers Engaged
- Roughly 19,000
- 3,000-4,000+ (95 killed, over 300 wounded, 3,000 to 4,000 captured/missing)
- 269 (47 killed, over 219 wounded, 3 missing)
- Confederate victory
- The decisive action during the Second Battle of Winchester took place on June 15, 1863, near Stephenson’s Depot, roughly five miles northeast of Winchester, Virginia.
- Confederate forces captured 23 pieces of artillery, 300 loaded wagons, more than 300 horses, and quite a large amount of commissary and quartermaster’s stores at the Second Battle of Winchester.
- The Confederate victory at the Second Battle of Winchester cleared the upper Shenandoah Valley of Union resistance, paving the way for Robert E. Lee’s invasion of Maryland and Pennsylvania.
- Ewell’s victory at the Second Battle of Winchester enhanced his reputation in his first test as a corps commander following the death of Thomas “Stonewall” Jackson at the Battle of Chancellorsville.
- Following his defeat at the Second Battle of Winchester, Union commander Robert Milroy was arrested and later tried and acquitted by a Union military court of inquiry.
- Following his defeat at the Second Battle of Winchester, Union commander Robert Milroy did not command men in battle again until December 1864.