From the bestselling author of The Hamilton Affair, a novel based on a thrilling chapter of Civil War history and African American history, how Harriet Tubman lead a Union raid to free 750 slaves. It's May 1863. Outgeneraled and outgunned, a demoralized Union Army has pulled back with massive losses at the Battle of Chancellorsville. Fort Sumter, hated symbol of the Rebellion, taunts the American navy with its artillery and underwater...