He was one of the most intriguing characters of the Civil War era. As famous for his courage as for his ornate uniforms and flamboyant style, he won intrepid victories on the peninsula of Virginia and successfully defended Texas during the long war's waning days. Now, in the first full-length biography of Major General John Bankhead Magruder, acclaimed historian Paul D. Casdorph has created a brilliant portrait of the Confederate general dubbed "Prince John."

Born in Virginia in 1807, Magruder attended the University of Virginia, where he dined with Thomas Jefferson and his...