protest against something
protest about something

I should like to protest against the fact that the vote is being held now.

There are some who make good living protesting against war.

The game was played, but 7,000 people were protesting against it.

"But the day after tomorrow, how about we protest against the government?"

He protested against the idea of the new town twenty five years ago.

If a man is worth protesting against he must be somebody.

The cathedral itself has been used to protest against social issues.

The students also protested against certain aspects of the college that made student life difficult.

They've been protesting against the council's decision to stop the car park there from being women only.

I should like once again, at the close of the sitting, to protest strongly against this.