President Donald Trump is moving to block nearly all foreign students from entering the country to attend Harvard University, his latest attempt to choke the Ivy League school from an international pipeline that accounts for a quarter of the student body.

President Donald Trump signed an executive action that prevents foreign nationals from entering the US to study at Harvard University, accusing the school of failing to implement discipline on campus and fostering a dramatic rise in crime.

President Donald Trump signed a proclamation to suspend international visas for new students at Harvard University, the White House announced Wednesday, in a dramatic escalation of its efforts to block foreigners from enrolling at the elite university.