Massacres like this weren’t unknown in the United States. Wounded Knee, Sand Creek, Bloody Island—the Indian wars had painted the West red. Yet Bud Dajo dwarfed them all. “We abolished them utterly, leaving not even a baby alive to cry for its dead mother,” wrote a bitter Mark Twain, privately. “This is incomparably the greatest victory that was ever achieved by the Christian soldiers of the United States.”