JERUSALEM — Pop music star Madonna treated tens of thousands of ecstatic fans in Israel to the inaugural show of her “MDNA” world tour on Thursday, performing in a country where she has long claimed a special bond. The “Material Girl,” a devotee of a form of Jewish mysticism known as Kabbalah, danced, bumped, grinded and vogued in flashy costumes to a raucous crowd at Ramat Gan stadium near Tel Aviv. Madonna emerged on stage in a confessional, breaking through its glass window using a rifle, which she then aimed at the audience. She wore a skin-tight black outfit to sing her first song, “Girl Gone Wild,” accompanied by dancers dressed as monks. She went on to sing “Give Me All Your Luvin’” and a mash-up of the classic “Express Yourself” and Lady Gaga’s “Born This Way,” dressed as a marching band conductor. While some artists have opted to boycott Israel because of its policies toward Palestinians, the 53-year-old Madonna’s ties to the Jewish state have only strengthene...