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To formally withdraw a country from an international treaty or agreement.
イギリスはEUから離脱した。
The UK withdrew from the EU.
アメリカはパリ協定から離脱した。
The US withdrew from the Paris Agreement.
Used in political, legal, and diplomatic contexts. Often implies a significant decision with international implications.
While '脱退する' can also mean 'withdraw', it is more commonly used for organizations or groups (e.g., 団体を脱退する). For treaties or agreements, '離脱する' is preferred.
The subject of the verb is typically a country or government entity (e.g., 日本は, アメリカは).
条約 (treaty) + から (from) + 離脱 (withdrawal) + する (to do). 離脱 is a Sino-Japanese compound (離 = to separate, 脱 = to leave), commonly used in formal contexts.
This phrase is typically used in formal contexts such as politics, law, and diplomacy. It implies a deliberate, often high-stakes decision to leave an agreement. The subject is usually a country or government.