For five days in July 1863, at the height of the Civil War, New York City was under siege. Angry rioters burned draft offices, closed factories, destroyed railroad tracks and telegraph lines, and hunted policemen and soldiers. Before long, the rioters turned their murderous wrath against the black community. In the end, at least 105 people were killed, making the draft riots the most violent insurrection in American history. In this vividly...