Heavy clashes erupted between students and knife-wielding counter-revolutionary terrorists of Mujahedin-e Khalq and Fedaian-e Khalq groups.
Jomhouri Eslami Daily reported on April 20, 1980, that as a result of the attacks two were killed, some 100 were injured and the university building was badly damaged.
IRGC found an AK-47 from the office of Pishgam Student Organization. The first named victim of the clashes is Parviz Sattari.