Mường Autonomous Territory

The Mường Autonomous Territory (French: Territoire Autonome Muong; Vietnamese: Khu tự trị Mường; Muong: Khu tữ tlĩ Mường), or the Mường Country (French: Pays Muong; Vietnamese: Xứ Mường) or the Mường Federation (French: Fédération Muong), abbreviated as TAM, was an autonomous territory created by the French during the First Indochina War as a homeland for the Mường people in an effort to get indigenous support against the Kinh-dominant, Việt Minh-led Democratic Republic of Vietnam. The Mường Autonomous Territory was an autonomous homeland within the French Union and covered the Hòa Bình Province.

Source: Wikipedia — Mường Autonomous Territory (CC BY-SA 4.0)