Today, most Uyghurs are Muslims. For centuries, however, Uyghurs were Buddhists. By around 1000 CE, they, like many of their neighbors, had decisively turned toward the Dharma, and a golden age of Uyghur Buddhism flourished under the Mongol empire. Dwelling along the Silk Road in what is now northwestern China, they stood at the center of Buddhist Eurasia, linking far-flung regions and traditions. But as Muslim power grew, Uyghur Buddhists converted...