を笑わせた

made [someone] laugh

→ を
phrase Common #6,723
made [someone] laugh The pattern ~を笑わせた means that someone or something made the person marked by を laugh. The given examples also include related forms such as 笑わせる (make someone laugh) and 笑った (laughed or laughed at).
JA: その映画は私を笑わせた。
EN: That movie made me laugh.

彼の冗談みんなを笑わせた

His joke made everyone laugh.

トム子どもたちを笑わせた

Tom made the children laugh.

先生は生徒たちを笑わせた

The teacher made the students laugh.

彼の冗談はみなを笑わせた

His joke made everyone laugh.

彼女は子供たちを笑わせた

She made the children laugh.

トムはみんなを笑わせた

Tom made everyone laugh.

彼は子供達を笑わせた

He made the children laugh.