Previously Iran already blocked their citizens from freely communicating by blocking the encryption messenger Signal.
You can help the citizen's of these Tyrannical Regimes, by activating a Proxy.
Or even easier, activated within your Smartphone settings, read the attached Article.
Even if you agree with these Regimes, remember, Regimes and ideologies change. So that one day, you are deemed obedient just to wake up the next day a criminal due to Regime change.