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royal authority; regal power; authority of the king
王権は絶対的なものとされていた。
Royal authority was regarded as absolute.
議会の台頭により王権は次第に制限された。
As parliament rose to power, royal authority was gradually restricted.
この戦争は王権の正統性をめぐる争いが原因だった。
This war was caused by a dispute over the legitimacy of royal authority.