Donald Trump bans visas for new foreign students at Harvard University

US President Donald Trump announced a ban on visas for foreign students who are set to begin attending Harvard University, ramping up his administration's crackdown on higher education.

"I have determined that it is necessary to restrict the entry of foreign nationals who seek to enter the United States solely or principally to participate in a course of study at Harvard University or in an exchange visitor program hosted by Harvard University," Trump was quoted by news gwncy AFP as saying on Wednesday.