noun
self-government; autonomous government; devolved government
Refers to a political entity that governs itself with a degree of autonomy, such as a regional or devolved administration. The gloss 'devolved government' is specific to UK contexts.
その地域は自治政府を設立した。
The region established a self-governing body.
スコットランドには自治政府がある。
Scotland has a devolved government.
Compound of 自治 (self-government) + 政府 (government).