The third option is to ignore them and let them block you. In a democracy this causes lots of public outrage and might be reversed. Not sure how it goes in authoritarian monarchies.

This is the answer. Stop operating in authoritarian states and ignore their laws. If those states want to censor what their population can see, it's on them to establish a firewall.

While we're fantasizing about evil people doing the noble thing: the fourth option is for Meta to takes its vast wealth and help build resilient uncensorable communications instead of doubling down on centralized and surveilled social networks.