noun
self-governing dominion
Refers to a territory with a degree of self-government, often in a historical or political context (e.g., a dominion within the British Commonwealth).
カナダはかつてイギリスの自治領だった。
Canada was once a self-governing dominion of the United Kingdom.
Compound of 自治 (self-government) and 領 (territory, dominion). The term is used in modern political contexts, especially for historical British dominions.