je ne les laisserai pas

I won't let them

→ je
phrase Rare #37,045
I won't let them Used with an infinitive or another clause to say that you will prevent them from doing something. The verb laisserai is the future tense of laisser, and ne...pas makes it negative.
FR: Je ne les laisserai pas entrer sans invitation.
EN: I won't let them come in without an invitation.

Je ne les laisserai pas mourir!

I will not let them die!

— Your Name. (2016)

Je ne les laisserai pas s'immiscer.

I won't let them interfere.

Je ne les laisserai pas faire ça.

I won't let them do that.

Je ne les laisserai pas m'amputer.

I won't let them amputate me.

— À l'ouest rien de nouveau (2022)