In fact the massacre at the Pulse nightclub in Orlando in June 2016 had been carried out by a young Muslim who swore allegiance to Islamic State (ISIS). Yet this detail didn’t detain Advocate or the Gay Pride march in New York later the same month. On that occasion the parade led with a huge rainbow banner emblazoned with the words ‘Republican Hate Kills!’, clearly forgetting that Omar Mateen had not been a member of the Republican Party.