The Trump administration has delivered an extraordinary ultimatum to Columbia University, threatening to permanently end ...

The Trump administration sent a letter to Columbia on Thursday demanding that the university make dramatic changes in student ...

Between classes, when throngs of students stream into and out of Columbia University’s campus, the security lines can back up ...

Federal agents searched two student residences at Columbia University, its interim president said, a week after immigration ...

Columbia University says Department of Homeland Security agents carried out search warrants at two university residences, but ...

Columbia University says it has expelled or suspended some students who took over a campus building during pro-Palestinian ...

Columbia University says it has expelled or suspended some students who took over a campus building during pro-Palestinian ...

Columbia said it had temporarily revoked the diplomas of some students involved in pro-Palestinian demonstrations.

The Ivy League university has faced intense scrutiny from the Trump administration over its handling of pro-Palestinian ...

Law enforcement sources tell ABC News that agents from Homeland Security Investigations were looking for at least one woman ...

In an email, Interim President Katrina Armstrong wrote that she was “heartbroken” to inform students and faculty of the ...