First Battle of Manassas
McDowell gathered his forces here, July 18, 1861, to attack Beauregard, who lay west of Bull Run. From here a part of the Union army moved north to cross Bull Run and turn the Confederate left wing, July 21, 1861. This movement brought on the battle.
Marker is at the intersection of Machen Road and Lee Highway (U.S. 29), on the right when traveling south on Machen Road.
Courtesy hmdb.org
