(JNS) — “Understand that they want you all dead. You are the only threat to them. When you are gone, all the races will be under the great Jewish heel forever. Fight back white man!!!”

This is an excerpt from one of several tweets promoting or inciting violence against Jews that, according to a March 2023 report from the Anti-Defamation League (ADL), X declined to remove or sanction.

The report concluded that “despite purported changes to its policy enforcement and the stated intent of its management, Twitter continues to host antisemitic threats and tropes.” It quoted a January...