U.S. officials say active duty military troops are arriving in El Paso, Texas, and in San Diego on Thursday evening.

Saying that “America’s sovereignty is under attack,” President Donald Trump’s declaration of a border emergency comes at a time of relative calm after years of deep turmoil.

The president has directed the U.S. military to reinforce the border, and the acting secretary of defense on Wednesday announced the Pentagon is sending around 1,500 active duty troops to the country’s southern border, joining 2,500 active duty personnel already there.

The first such military flight out of El Paso, Texas, took place, bound for Guatemala with approximately 80 immigrants on board.

U.S. officials say active duty military troops are arriving in El Paso, Texas, and in San Diego on Thursday evening WASHINGTON -- Active duty military troops will begin arriving in El Paso ...

WASHINGTON (AP) — Active duty military troops will begin arriving in El Paso, Texas, and San Diego on Thursday evening, in what defense officials said is the first batch of the new forces being ...

WASHINGTON (AP) – Active duty military troops will begin arriving in El Paso, Texas, and San Diego on Thursday evening, in what defense officials said is the first batch of the new forces being ...

This is just the beginning,” one Defense official said about the deployment of active-duty troops to the border with Mexico.

In more than 21 actions, Trump has moved to overhaul parts of the US immigration system, including how migrants are processed and deported from the US. The White House has since publicised some of these efforts. On Friday, the new White House Press Secretary shared images of deportation flights being carried out by military cargo planes.

The Ramirez family's historic El Milagro Ranch in South Texas faces a new threat from U.S. Highway 83 development.

An additional 1,500 troops have arrived at the U.S.-Mexico border after President Donald Trump declared a national emergency in one of his first official acts.

Army soldiers and Marines are headed to Texas and California. The Air Force is mobilizing planes and helicopters for surveillance and deportation flights.