At a Foreign Ministry event in December, Gideon Sa’ar got into a public spat with Irish Ambassador Sonya McGuinness, accusing her country of faltering in its response to antisemitism and charging, “You cannot deceive the world.” Later that day, he tweeted it out . “Ireland is sick with the virus of antisemitism,” the foreign minister wrote. “Watch how I responded to the Irish Ambassador.” Scroll through Sa’ar’s very active feed on X, and you’ll see post after post alternately condemning, praising or otherwise interacting with his fellow ministers and diplomats. Some posts are in Hebrew, many are in English. Some, like one from March where he accused Spanish Prime Minister Pedro Sanchez of being biased against Israel , are in other languages.…