They CAN get out of Iran, and quite a few HAVE left. They made aliyah to the US. BTW-- A HUGE number left and made aliyah-- to West Los Angeles. Our then-Consul from Israel tried to talk them into making aliyah. Nope! The biggest proble them have in WLA is the traffic. that's all.
Several injured after Jerusalem protest march against Al-Aqsa restrictions dispersed (Haaretz)
from the article: Netanyahu, your Iran dream is over