“Four student activists, donning keffiyehs, marched into the class, ‘History of Modern Israel,’ filming themselves as they recited a script, passed out propaganda, and harassed students, most of whom are Jewish, according to a student in the class,” The Washington Free Beacon reported.

We want to be absolutely clear that any act of antisemitism … against members of our community is unacceptable and will not be tolerated’

Columbia University says it is boosting security after an incident on campus involving protesters. Earlier this week, the university said in a statement a class on "The History of Modern Israel" was disrupted Tuesday by a group of students who handed out fliers showing violent imagery.

Anti-Israel protesters donned in keffiyahs invaded an Israeli studies class and distributed hateful propaganda to the students reminiscent of Nazi propaganda.

The Ivy League university, an epicenter for protests last year, says it is “expediting” its investigation into a group who disrupted a class on Israeli history Tuesday.