U.S.-Mexico border for a deployment that includes the use of military aircraft to conduct deportation flights and support for construction efforts to extend the wall that separates the two countries.

The Department of Defence said it would send 1,500 troops to the southern border to assist border-patrol agents and help build a wall separating America from Mexico. Some 2,500 National Guard soldiers and reservists are already there.

Trump signed a series of executive orders on border security following his inauguration Monday, fulfilling his political promise to crack down on immigration.

President Donald Trump rolled out a blueprint to beef up security at the southern border in a series of executive orders that began taking effect soon after his inauguration Monday, making good on his defining political promise to crack down on immigration and marking another wild swing in White House policy on the divisive issue.