Sri Lanka, May 23 -- US President Donald Trump has ramped up his attacks on Harvard University by revoking Harvard University's ability to enrol international students.

The Trump administration is also forcing current foreign students to transfer to other schools or lose their legal status, while also threatening to expand the crackdown to other colleges.

The department said in a statement that Homeland Security Secretary Kristi Noem ordered the department to terminate Harvard University's Student and Exchange Visitor Program certification effective for the 2025-2026 school year, stating that it was a result of their failure to adhere to the law.

In a letter to the university, she stated: "Let this serve as a warning to all universitie...