The Trump administration delivered an ultimatum to leaders of Columbia University: Make a series of major changes or lose out on billions in federal aid.

The Trump administration has delivered an extraordinary ultimatum to Columbia University, threatening to permanently end federal funding to the Ivy League school unless it cedes control of an international studies department and implements sweeping changes to other campus policies.

The Trump administration has delivered an extraordinary ultimatum to Columbia University, threatening to permanently end federal funding to the school unless it cedes control of an international studi