At high noon on April 22, 1889, the U.S. government offered up two million acres of free land to anyone brave enough to take it—-first come, first served. The fact that it was in the heart of Indian Territory didn’t stop thousands of would-be settlers from trying to stake a claim. For them, it was the opportunity of a lifetime. But for the Ridgeway family—-and the native tribes of the region—-it’s a disaster waiting to happen. On top of...