Donald Trump’s administration has ordered US embassies to halt new student visa appointments as it prepares to expand social media vetting of international applicants. The move is part of a broader crackdown on US universities, which Trump accuses of harbouring left-wing and antisemitic sentiment amid pro-Palestinian campus protests. Embassies are directed to cancel unscheduled interviews, with warnings of ‘significant implications’ for visa processing. Critics say this threatens the rights and futures of international students, who often pay higher fees and significantly fund the universities. The administration has frozen millions in university funding, revoked thousands of visas, and moved to deport foreign students - many actions now under legal challenge. Harvard University, a prime target, recently had its ability to host international students suspended, though a federal judge blocked the decision: for a view on how much its international students contribute, see Critics argue the social media screening policy infringes on free speech, while Trump insists it protects national security and combats extremism.