Gen. Robert E. Lee surrendered to Gen. Ulysses S. Grant at Appomattox Court House in Virginia. By April 1865, Grant’s army had cut off Lee’s supply lines, forcing Confederate forces to evacuate Petersburg and Richmond. Lee and his men retreated westward, but Grant’s troops overtook him about a hundred miles west of Richmond. Recognizing that further resistance would be futile, Lee surrendered at Appomattox Court House on April 9. The next day, in a final message to his troops, Robert E. Lee acknowledged that he was “compelled to yield to...