President Biden delivered an unscheduled address from the White House today in which he denounced the violence and the antisemitism that have erupted on several college campuses. It is the first time the president has addressed at length the pro-Palestinian protests that have disrupted the end of the school year at dozens of universities coast to coast. “There’s the right to protest, but not the right to cause chaos,” Biden said. “People have the right to get an education, the right to get a degree, the right to walk across the campus safely without fear of being attacked.” Biden, however,...