Deporting speakers over supposed ‘propaganda’ is a stock authoritarian move | Sarah McLaughlin

You don't need to hold sympathy for Mahmoud Khalil's views to see why his targeting is an immense threat to free expression

The dust is starting to settle on the conflicting reports emerging after immigration officers' arrest of Mahmoud Khalil, a Columbia University protest leader and green card holder, last weekend - and Americans should be alarmed by the similarities to authoritarian regimes' speech policing.

The White House has confirmed the arrest took place under a law granting the secretary of state unilateral power to act when given reasonable ground to believe" an immigrant's presence or activities in the United States ... would have potentially serious adverse foreign policy consequences" for the country.