Noted historian, Frank Vandiver, presents the most important facts about the war that tore America apart, one of the most unwieldy and controversial subjects in American history. It includes answers to such questions as: What was the twenty-slave law ? ; and why did it divided the Confederacy? What circumstances almost forced Lee to resign in1863? What did Booth yell as he jumped onto the stage at Ford"s Theater? Black and white photos throughout the book.