White House Press Secretary Karoline Leavitt alleged that Khalil had played a role in organizing demonstrations at which fliers were handed out bearing a logo for Hamas, which she did not display.

Administration officials cited a rarely used provision that allows people’s removal if they present “potentially serious adverse foreign policy consequences for the United States.”

The arrest of terrorist-sympathizing former Columbia University student Mahmoud Khalil is aimed at rooting out antisemitism from colleges.