President Donald Trump has 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 foreign nationals from enrolling at the elite university.

The same federal judge also extended her block on another attempt by the administration to stop the university from issuing student visas.

A federal judge has temporarily blocked a proclamation by President Donald Trump that banned foreign students from entering the U.S. to attend Harvard University.