plead the cause

I like to see a son plead his mother's cause.

Denied access to them, she successfully pleaded their cause with the mayor.

"Maybe he's going to plead our cause with the king. "

Among other things, she began to visit Hispanic business leaders to plead her cause in person.

One old gentleman took the advice, pleaded his cause with the head maid, and got a place.

On that count he may plead his own cause before the jury.

Each strain seemed to be pleading its own special cause.

Will you not give me one half-hour in which to plead my cause?

I am here to plead his cause with you.

Every week for nearly a month after that, he went before the council to plead his cause.