Khalil’s arrest casts Columbia University into the spotlight almost a year after protesters set up an encampment on the Ivy League school’s lawn to protest the war, sparking a nationwide movement on campuses across the country. It also signals the Trump administration’s escalating approach to pro-Palestinian activism on college campuses.

A judge is slamming the brakes on the Trump administration's attempt to deport a pro-Palestinian activist who helped lead Columbia University's 2024 student encampment protests.

The arrest and threatened deportation of a student activist at Columbia University is a threat to free speech on campus and across the U.S., says professor Michael Thaddeus.

There were protests, arrests, the departure of the school’s president. Then, a new administration arrived in Washington.

President Trump defends the arrest and planned deportation of a man who is in the United States legally and is accused of no crime. Yet he pardoned many hundreds of people who actually did commit crimes on Jan.

Humanities professors clash with scientists over the handling of campus protests.