President Trump's asylum ban at the U.S.-Mexico border enacted in an emergency immigration proclamation on his first day in office is "unlawful," a federal judge ruled Wednesday. Why it matters: Although U.

The ruling is a setback for President Donald Trump, a Republican who recaptured the White House promising a vast immigration crackdown.

A federal judge in Washington, D.C., Wednesday ruled that President Donald Trump overstepped his authority and violated federal law by shutting down the U.S.- Mexico border to asylum seekers in a January proclamation.