They were under questioning for several hours by police and waved pictures of Yuli Edelstein.
The man wearing the pin stood across the street from ten pro-Israel protesters calling them "sick" and saying they were "defending genocide."
New three-year undergraduate program in English marks the first time overseas students can complete an entire BA degree at the Jerusalem institution.
As the protesters were led out, the audience broke into a chant of, “Bring them home!” a call for Hamas to release the approximately one hundred hostages it is still holding in Gaza.
Clashes erupted between anti-war protesters and police in Melbourne at a defense expo, leading to arrests and injuries.
Pro-Palestinians vandalize building in central London amid arms deal tensions between the UK and Israel.
Sunday and Monday, which saw some of the largest protests over the course of the week, also had the most arrests. Some 45 people were arrested on Sunday and 40 were arrested Monday.
The momentum from this has yet to die down, and following a week of protests, hostage families and organizations have pushed for the public to continue to take to the streets to call for a deal.
The LFI party said 130 protests would take place across the country.
National Security Minister Itamar Ben-Gvir was confronted at Tel Aviv's Geula Beach by a protester who threw sand at him.