In the lawsuit filed early Friday in federal court in Boston, the Ivy League school called out the government’s ban as a violation of the Constitution and warned that it would have an “immediate and devastating effect for Harvard and more than 7,000 visa holders.”

The president’s fight threatens to leave the school a different place even if it ultimately wins its lawsuits.

The Trump administration faces an uphill battle in its fight to remove Harvard University‘s ability to enroll foreign students, as President Donald Trump takes aim at the university for its alleged violations of civil rights laws and executive orders.