In June 1936, Columbia University expelled student activist Robert Burke for leading an anti-Nazi demonstration.

Columbia University says it has expelled or suspended some students who took over a campus building during pro-Palestinian protests last spring, and had temporarily revoked the diplomas of some students who have since graduated.

Agents with the Department of Homeland Security searched two university residences with a warrant Thursday evening. No one was arrested and it was unclear whom the authorities were searching for.

Federal agents searched two student residences at Columbia University, its interim president said, a week after immigration agents detained Mahmoud Khalil, a leader of last year's campus protests, who the Trump administration wants to deport.

Columbia University says it has expelled or suspended some students who took over a campus building during pro-Palestinian protests last spring and temporarily revoked the diplomas of some students who have since graduated.

A top U.S. Justice Department official says the department is investigating whether Columbia University concealed “illegal aliens” on its campus.

Ranjani Srinivasan’s student visa was revoked on March 5 for “advocating for violence and terrorism,” the Homeland Security Department said in a statement Friday.

Columbia University announced Thursday that multiple students involved in a pro-Palestinian building occupation protest last year have been expelled or suspended