It is not immediately clear why students’ visas were terminated. Some schools said the federal government had not notified them of their students’ change of status, but rather learned about it when reviewing records.

A Temple University student whose visa has been revoked has chosen to self-deport, the university said in a campus message Wednesday. The university said the visa was “revoked at the discretion of the United States Secretary of State,

On Monday evening, Rhode Island School of Design President Crystal Williams told the RISD community that one international student’s visa was revoked. Williams, writing in an all-campus email, did not disclose the name of the student and said the school had “not been told the reason for the terminated status.”