A temporary injunction remains in force. Harvard hoped the judge would issue a more lasting block of the president’s proclamation against international students’ attending the university.

"I am incredibly afraid," Alfred Williamson, a Harvard student from Wales, who is currently studying in Denmark, told Newsweek.

Trump's critics say his actions against Harvard threaten not only free speech, but a major source of U.S. competitiveness. More than 1 million foreign students are enrolled at the nation's colleges and universities,