https://theintercept.com/2024/02/08/facebook-instagram-censor-zionist-israel/

"Meta’s internal rules around the word “Zionist,” first reported by The Intercept in 2021, show that company moderators are only supposed to delete posts using the term if it’s determined to be a proxy for “Jewish” or “Israeli,” both protected classes under company speech rules. The policy change Meta is now considering would enable the platform’s moderators to more aggressively and expansively enforce this rule, a move that could dramatically increase deletions of posts critical of Israeli nationalism."