交こう際さい国こく

noun

friendly powers; treaty powers

Diplomatic term for nations with which one's country maintains friendly relations or has concluded treaties. Often used in historical or political contexts.

• 日本にほんは多おおくの交こう際さい国こくと平へい和わ条じょう約やくを結むすんでいる。

  Japan has concluded peace treaties with many friendly powers.

• 19世せい紀きの開かい国こく後ご、日本にほんは欧おう米べいの交こう際さい国こくとの外がい交こうを進すすめた。

  After opening the country in the 19th century, Japan advanced diplomacy with Western treaty powers.