This is the first full-length biography of the Civil War general who saved the Union army from catastrophic defeat at the Battle of Chickamauga, and went on to play major roles in the Chattanooga and Mobile campaigns. Immediately after the war, as commander of U.S. troops in Texas, his actions sparked the "Juneteenth" celebrations of slavery's end, which continue to this day. Granger's first battle was at Wilson's Creek, Missouri, and he soon thereafter rose through the ranks--cavalry, then infantry--in early 1863 vying with Forrest and Van Dorn for control of central Tennessee. The artillery...