Location: Loudoun County
Campaign: Gettysburg Campaign (June-August 1863)
Date(s): June 17, 1863
Principal Commanders: Brig. Gen. Judson Kilpatrick [US]; Col. Thomas Munford [CS]
Forces Engaged: Brigades
Estimated Casualties: 250 total
Description: Stuarts cavalry screened the Confederate infantry as it marched north behind the sheltering Blue Ridge. The pursuing Federals of Kilpatricks brigade, in the advance of Greggs division, encountered Munfords troopers near the village of Aldie, resulting in four hours of stubborn fighting. Both sides made mounted assaults by regiments and squadrons. Kilpatrick was reinforced in the afternoon, and Munford withdrew toward Middleburg.