 After inflicting light casualties on the Federals, the Rangers were unable to drive off the numerically superior and better equipped force and were compelled to withdraw.The skirmish, which was the last major action of the war within Loudoun, was tactically inconclusive.On the afternoon of March 20 Col. Reno, commanding a 1000 man expedition, consisting of the Loudoun Rangers, 12th Pennsylvania Cavalry, 1st United States Infantry and 2 pieces of light artillery, set out from Harpers Ferry into Loudoun County on a mission to obtain forage and clear the Loudoun Valley of partisans.