Iran has lots of people who dislike the regime. It also has lots of people who support the regime, and it's the latter who have the guns and (more importantly) the willingness to kill
Old Russian proverb: why should the wolf care how many sheep there be?
The anti-Islamic Iranians will be slaves until the day they decide to choose not to be sheep
“peaceful demonstrators and activists”..........When pushed too far they become revolutionaries. Don’t see it happening there. The Mullahs are controlling the place like Stalin and Hitler.