He played an important role in that war.

War takes away many innocent lives.

They waged war against the enemy country.

He received the letter challenging him to a duel and began preparing for the duel.

It is important to understand the importance of health.

She is planning a date with her current boyfriend.

He lost everything.

My boyfriend gave me a gift.

Everyone was surprised by the news.

He got a Yakuman in Mahjong.