YOU SAID:

what did we ever do to these guys, that made them so violent?

INTO JAPANESE

こんなに暴力的になった奴らに何をしたんだ？

BACK INTO ENGLISH

What did you do to those people who became so violent?

INTO JAPANESE

あんなに暴力的になった奴らに何をしたんだ？

BACK INTO ENGLISH

What did you do to them when they got so violent?

INTO JAPANESE

彼らが暴力を振るった時、あなたは彼らに何をしたの？

BACK INTO ENGLISH

What did you do to them when they used violence?

INTO JAPANESE

彼らが暴力を使ったとき、あなたは彼らに何をしましたか？

BACK INTO ENGLISH

What did you do to them when they used violence?