In 1919, white Americans visited awful violence on black Americans. So black Americans decided to fight back. In Longview, Texas, in July 1919, S.L. Jones, who was a teacher and a local distributor of the black newspaper the Chicago Defender, investigated the suspicious death of Lemuel Walters. Walters was a black man who was accused of raping a white woman, jailed, and ultimately found dead under “mysterious” circumstances. When the Defender published a story about Walters’ death, asserting that the alleged rape had been a love affair and Walters’ death the result of a lynching, Jones came under attack, beaten by the woman’s brothers. Hearing a rumor that Jones was in trouble, Dr. C.P. Davis, a black physician and friend of the teacher, tried to get law enforcement to protect him from further violence. When it became clear that this help was not forthcoming, Davis organized two-dozen black volunteers to guard Jones’ house. That same night, a mob surrounded the dwelling. Four arm...