The Trump administration detained a pro-Palestine activist Saturday night in a chilling assault on free speech.

Immigration and Customs Enforcement agents arrested Palestinian activist Mahmoud Khalil — a leader in Columbia University’s ...

Khalil, who received his master's degree from Columbia, served as a negotiator for students as they bargained to end a tent ...

As the Trump administration continues its immigration crackdown, the arrest of a Palestinian activist and Columbia University graduate has prompted the institution to ramp up security ...