Dhaka, April 23 -- Harvard sued US President Donald Trump's administration Monday in a sharp escalation of the fight between the prestigious university and the Republican, who has threatened its funding and sought to impose outside political supervision.

Trump has sought to bring several prestigious universities to heel over claims they tolerated campus anti-Semitism, threatening their budgets, tax-exempt status and the enrolment of foreign students, but Harvard has refused to bow.

"This case involves the Government's efforts to use the withholding of federal funding as leverage to gain control of academic decision making at Harvard," the Ivy League university said in a lawsuit filed in a Massachusetts federal court that named several oth...