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right of self defense; right of self defence
国が個別的自衛権を行使した。
The nation exercised its right of individual self-defense.
自衛権の発動をめぐって国会で論争が起きた。
A fierce debate erupted in parliament over invoking the right of self-defense.
集団的自衛権の範囲について法制懇の議論は長く続いた。
Debate at the legal council over the scope of collective self-defense dragged on for a long time.