Many people mistakenly believe that the American Civil War ended when General Robert E. Lee's Army of Northern Virginia evacuated the Confederate capital of Richmond, Virginia, after a long siege and surrendered to his Union counterpart, Lt. Gen. Ulysses S. Grant, at Appomattox Court House on 9 April 1865. Although the capitulation of the South's premier field army foreshadowed the Confederacy's ultimate demise, important operations took place concurrent...