The Trump administration says the group should be treated as an invading force. Critics say it’s a pretext for the administration’s anti-immigrant narrative.

On Monday, the Department of Homeland Security announced that it had also revoked the work visa of Brown University professor Rasha Alawieh and denied her reentry into the U.S. after she attended the funeral of Hezbollah leader Hassan Nasrallah in Lebanon.

Trump labeled the Tren de Aragua an invading force on Saturday when he invoked the Alien Enemies Act, a little-used authority from 1798 that allows the president to deport any non