ponerle fin

put an end to

→ poner
phrase Uncommon #20,261
put an end to Used to say that someone or something ends a situation, activity, or problem. The more common form is poner fin a algo; le refers to the thing being ended.
SP: Tenemos que ponerle fin a esta discusión.
EN: We have to put an end to this discussion.

La discusión diplomática ayudó a ponerle fin al conflicto.

Diplomatic discussions helped to end the conflict.

Los científicos están trabajando duro para ponerle fin al SIDA.

Scientists are working hard to end AIDS.

Es hora de ponerle fin a esto.

It's time to put an end to this.

Quiero ponerle fin.

I want to put an end to it.

— Atrápame si puedes (2002)

Debes ponerle fin a este comportamiento estúpido.

You must put an end to this stupid behavior.