As the former president returns to office, the blueprint is clear: End birthright citizenship, implement mass deportation, and attack legal immigration.

New York City saw thousands of new migrant arrivals in recent years, but now many face an uncertain future in the United States.

President-elect Donald Trump has an array of policy initiatives on immigration he could execute on his first day back in the White House, although the full implementation of his campaign promises would have to come later in the administration and may be constrained under the law.