Book excerpt: If you think you know a lot about the Civil War, challenge yourself with this instructive and intriguing book of questions. Covering every battle of the war, commanders and ordinary soldiers, weapons, and armies, this book will test the knowledge of even the most dedicated history buff. Degrees of difficulty range from elementary to questions that even the author had difficulty figuring out, and everything in between. Thousands of provocative questions will sharpen the knowledge of Civil enthusiasts everywhere.