President Donald Trump wasted no time announcing steps to implement many of his campaign pledges, including on immigration, energy, the military and federal workforce, casting many as reversing the policies of his predecessor, Joe Biden.

President Donald Trump has already inundated the country’s immigration system with enough changes to create immediate impacts along the border and across American cities. Thousands of migrants trying to gain entry in the United States to seek asylum using the Custom and Border Patrol’s mobile app — set up by the Biden administration to deter migrants from crossing illegally — had their appointments canceled,