Twitter was recently found to be censoring tweets worldwide, not just for users in India, at the request of the Indian government
https://www.thehindu.com/news/national/twitter-takes-down-po...
https://www.thehindu.com/news/national/twitter-takes-down-po...
It should go without saying that enforcing every state-requested takedown worldwide would be a complete shitshow. A social media site where you can't post anything that angers any government, even the most authoritarian, would be unusable for many purposes.