Army of the Tennessee since the days of Julius Caesar." On April 10, 1865, the day after Robert E. Lee surrendered to Grant at the village of Appomattox Court House, Virginia, Sherman resumed his advance, headed toward Raleigh, North Carolina, now with almost 90,000 soldiers—Howard's Army of the Tennessee on the right, Schofield's Army of the Ohio in the center, and Slocum's Army of Georgia on the left. Only learning of Lee's surrender on the night of April 11–12, Sherman had as his immediate target the separate Confederate force under General Johnston, then near Raleigh, but there was little need for further fighting. Sherman
Fort Johnston (Leesburg, Virginia) In 1862, when Loudoun County was invaded by the Union army, the fort was abandoned and later occupied by the Federals who rechristened it Fort Geary in honor of their commander. Throughout the war, Leesburg was rarely held in force by either side of the conflict and the fort saw little use. Today, parts of the earthworks of the fort still exist, and are located on private property on Fort Johnston Road. Fort Johnston (Leesburg, Virginia) Fort Johnston, also known as Fort Geary, is a Civil War era earthen fort atop a peak of Catoctin Mountain just west of Leesburg,