A stunning history of the first national anti-terrorist campaign waged on American soil-when Ulysses S. Grant wielded the power of the federal government in an attempt to dismantle the Ku Klux Klan. The Ku Klux Klan, which celebrated historian Fergus Bordewich defines as the first organized terrorist movement in American history, rose from the ashes of the Civil War. At its peak in the early 1870s, the Klan boasted many tens of thousands of members,...