TEHRAN — Iranian security forces and paramilitary groups broke up anti-government demonstrations in central Tehran on Monday, usingclubs, tear gas and electric batons to disperse crowds outside the University of Tehran, witnesses said.
Authorities blocked main roads into the city center and arrested dozens of demonstrators who sought to turn Iran’s annual “Student Day” rallies into the latest in a against the government that began about six months ago. Officials had declared such demonstrations illegal and threatened to meet them with
force.