Question: What was the incident between the Uyghurs and an East Asian ethnic group that constitutes approximately 92% of the population of China?
Sentence (from "East Asian people"): Indigenous people of Northeast Asia such as Buryats, Evenks, and Yakuts are geographically and racially East Asian but due to the national and political dividing lines, East Asians north of China and Mongolia are not politically East Asian.
Relevant evidence: No