外がい征せい

noun, noun or participle which takes 'suru', intransitive verb

foreign campaign; military expedition abroad

Refers to a military campaign or expedition conducted in a foreign country. Often used in historical or political contexts.

• その国くには隣りん国ごくへの外がい征せいを計けい画かくしていた。

  The country was planning a foreign campaign against its neighbor.

• 歴れき史し家かは古こ代だいローマの外がい征せいについて議ぎ論ろんした。

  Historians discussed the foreign expeditions of ancient Rome.