The U.S. southern border has seen a sharp drop in migrant encounters entering between ports of entry at the southern border, according to a CBP source.

The president’s Day 1 actions included directives that fly in the face of legal limits on involving the military in domestic operations and the constitutional guarantee of birthright citizenship.

This is where Mr Trump’s talk of an “invasion” becomes more than rhetorical bombast. Framing the cartels as terrorists invading America is meant to legitimise his use of the law. And because America is being invaded, Mr Trump argues, he can block anyone from crossing the border. The courts may not see it that way. ■

President Trump signed a blitz of executive orders on Day 1 regarding immigration. Trump's border czar Tom Homan says more than 300 serious criminals were arrested in the first 24 hours of enforcement.

President Donald Trump signed a flurry of executive orders aimed at immigration on his first day in office. Here's what we know about them.

From ending birthright citizenship to declaring an emergency at the southern border, Trump signed several orders restricting immigration.