Katrina Armstrong, who took over as interim president at Columbia in August, resigned amid a tumultuous year for the university.

Columbia University’s interim president Katrina Armstrong has resigned, returning to her post running the New York school’s medical center. Armstrong’s return to her former job leading the university’s affiliated hospital comes days after Columbia agreed to a host of policy changes demanded by the Trump administration as a

Columbia University appointed a new acting president Friday. Claire Shipman, co-chair of the school's Board of Trustees, will assume the role effective immediately, according to an announcement on the school's website.

Alireza Doroudi's detention comes as the Trump administration has moved to revoke visas for hundreds of noncitizen students across the U.S.

University officials said they had not been informed of the federal agents’ plans and called the situation “deeply concerning.”

The University of Michigan - long seen as a bastion of diversity, equity and inclusion programs - said on Thursday it was closing its DEI office, citing executive orders from President Donald Trump and a warning from the federal Education Department.

The University of Michigan is closing the doors of its diversity, equity, and inclusion (DEI) office, according to an announcement on Thursday.