Barely able to walk and rendered mute by the cancer metastasizing in his throat, Ulysses S. Grant is scratching out words, hour after hour, day after day. Desperate to complete his memoirs before his death so his family might have some financial security and he some redemption, Grant journeys back in time. He had once been the savior of the Union, the general to whom Lee surrendered at Appomattox, a twice-elected president who fought for the civil...