The ruling said a judge can't block Trump’s plan nationwide but made it clear that people swept up must have a chance to challenge their seizures before they can be deported.

The Supreme Court on Monday allowed President Donald Trump to enforce the Alien Enemies Act for now, handing the White House a significant victory that will let immigration officials rely on a sweeping wartime authority to rapidly deport alleged gang members.

The judge ordered the Trump administration to return deportation flights bound for El Salvador while a court could determine if the flights were legal.