There’s only one government that Facebook/Meta really has to obey, and that’s the one that can show up at Zucc’s houses with the CIA. The other ones are mostly optional.
Localised bans are possible. Those threaten not only present userbase and revenue, but open up niches for alternatives favoured by that logal regime to become established.
Weibo would be a prime example of that last dynamic, in China.
Also corporations, political parties, propagandists, hucksters, and others.
Pathogens co-evolve with their hosts.