戦せん役えき

noun

military campaign; battle; war

Refers to a military campaign or war, often used in historical or formal contexts.

• 彼かれは数かず々かずの戦せん役えきに参さん加かした。

  He participated in many military campaigns.

• この戦せん役えきは歴れき史しに大おおきな影えい響きょうを与あたえた。

  This war had a great impact on history.