侵攻

In a sentence

• 敵の侵攻に備えて防御体制を整える。

  Prepare the defensive structure in response to the enemy's advance.

  In this sentence, '侵攻' refers to the act of an army invading or advancing into enemy territory.

• その国は過去に隣国への侵攻を行った歴史がある。

  That country has a history of advancing into neighboring nations.

  Here, '侵攻' is used to describe historical actions of territorial ambitions or aggression against neighbors.

• 彼は小説で異星人の侵攻をテーマに選んだ。

  He chose the alien invasion as the theme in his novel.

  In this context, '侵攻' is employed to describe fictional scenarios, indicating imaginative or creative interpretations of invasion events.