allow something to happen

What we must never allow to happen had happened, on pressure from Control.

You have to allow things to happen in their own time and way.

He's doing things to our country which we cannot allow to happen.

For what had been allowed to happen to her daughter?

And my question is, How do we allow this to happen?

I couldn't allow that to happen to the others after all the hard years they'd put in.

They were paid for by the person who allowed them to happen.

How much longer are we going to allow this to happen?

It was something he wouldn't allow to happen a second time.

But no, her mother would never allow that to happen.