A Russian official condemned the move and warned Turkey it was obliged to enforce the rules of an agreement that gives a 21 day limit on any warship from a country that does not border the Black Sea.

俄罗斯官员谴责了这一行动，并警告土耳其必须执行一项协议，对非黑海沿岸国家的军舰进入黑海实行21天的限期。

youdao

Russian official condemned the move and warned Turkey it was obliged to enforce the rules of an agreement that gives a 21 day limit on any warship from a country that does not border the Black Sea.

俄罗斯官员谴责了这一行动，并警告土耳其必须执行一项协议，对非黑海沿岸国家的军舰进入黑海实行21天的限期。

youdao

This is not the use of force to try to enforce an agreement.

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How exactly would Israel enforce any agreement against an American decision to renege on it?

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It also claimed that the Bakrie family would then seek to enforce its rights under an existing shareholders' agreement, by litigation if necessary.

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