... offers insight into the overlooked legislative conflicts during the Civil War, deftly following legislators Thaddeus Stevens, Benjamin Wade, William P. Fessenden, and Clement Vallandigham, and bringing to life the personalities behind factions of Radical Republicans, Unionists, and Copperheads. Bordewich expertly shows how each faction wrestled with funding, equipping, and supplying manpower to what turned out to be a long and expensive war, and whether to authorize military enlistment and extend rights to African Americans.