Anti-Israel demonstrators staged an unlicensed rally at a busy shopping mall/office complex in downtown Toronto on Friday, Boxing Day, with some chanting “We demand an intifada” into megaphones. The incident at the Eaton Centre, which ended without any arrests and closely followed the Dec. 14 massacre of 15 people by two alleged Islamists at a Chanukah party in Australia, prompted calls for Canadian authorities to shut down calls for violence against Israelis and Jews. The flash-mob protest began at 4 p.m., at the end of a holiday light show, and security and police “asked the individuals to leave the premises,”...