To wage war or fight using armed force; to engage in combat.
国どうしが領土を巡って戦う事態になった。
Countries ended up fighting over territory.
兵士たちは敵と戦うために前線へ向かった。
The soldiers went to the front lines to fight the enemy.
歴史書には多くの民族が戦った記録が残っている。
Historical records show many peoples engaged in wars.
To compete against someone; to contest or face an opponent in sports, elections, or competitions.
ライバル校と来週の大会で戦う予定だ。
We are scheduled to compete against the rival school in next week's tournament.
彼は選挙で現職と戦うことを決めた。
He decided to run against the incumbent in the election.
選手たちはトーナメントで勝つために激しく戦った。
The athletes fought hard to win in the tournament.
To struggle against adversities such as illness or hardship; to resist or make efforts to overcome something.
彼女は重い病気と戦いながら仕事を続けている。
She continues to work while fighting a serious illness.
我々は不正と戦うために声を上げなければならない。
We must speak up to fight against injustice.
時間との戦いで、チームは残業をしてプロジェクトを完成させた。
In a race against time, the team worked overtime to finish the project.