Five Forks, crossroads near Dinwiddie Courthouse, SW of Petersburg, Va. The last important battle of the Civil War was fought there on Apr. 1, 1865. Philip H. Sheridan, leading his own and Gouverneur K. Warren's corps, decisively defeated the Confederates under Pickett. The victory led to the fall of Petersburg, the capture of Richmond, and the surrender of Lee's army at Appomattox Court House.