Elected last year on a promise to crack down on migrants, Trump invoked the 1798 Alien Enemies Act in an attempt to swiftly deport accused members of Tren de Aragua, a criminal gang originating from Venezuelan prisons that his administration labels a terrorist group.

In a late-night decision, the U.S. Supreme Court intervened to temporarily halt the Trump administration's planned deportation of Venezuelan men held in immigration custody. The justices issued an order early Saturday morning,