Miguel—who asked to be identified solely by his first name—may be forced to face an unthinkable decision: transfer to another school or risk losing his opportunity to study in the U.S.

Reuters, the news and media division of Thomson Reuters, is the world’s largest multimedia news provider, reaching billions of people worldwide every day.

Harvard said the government’s latest action “is the culmination of an unprecedented and retaliatory attack” on the school’s freedom of speech.