It's a poignant irony in American history that on Independence Day, 1863, not one but two pivotal battles ended in Union victory, marked the high tide of Confederate military fortune, and ultimately doomed the South's effort at secession. But on July 4, 1863, after six months of siege, Ulysses Grant's Union army finally took Vicksburg and the Confederate west.On the very same day, Robert E. Lee was in Pennsylvania, parrying the threat to Vicksburg with a daring push north to Gettysburg. For two days the battle had raged; on the next, July 4, 1863, Pickett's Charge was thrown back, a magnificently brave but fruitless assault, and the fate of the Confederacy was sealed, though nearly two more years of bitter fighting remained until the war came to an end.In Receding Tide, Edwin Cole Bearss draws from his popular tours to chronicle these two widely separated but simultaneous clashes and their dramatic conclusion. As the recognized expert on both Vicksburg...