The Trump administration has not publicly said how many immigration detention beds it needs to achieve its goals, or what the cost will be.

A memo asserts that state and local officials are bound to cooperate and could face criminal prosecution or civil penalties if they fail to comply.

The Justice Department is directing its federal prosecutors to investigate for potential criminal charges any state or local officials who stand in the way of beefed-up enforcement of immigration laws under the Trump administration.

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.

Several districts cited recent guidelines issued by New York officials that outlined how schools should react to immigration visits.

U.S. attorneys’ offices were told to investigate any official who defies federal immigration enforcement efforts and consider prosecuting them.

Donald Trump is leaning on agencies besides Immigration and Customs Enforcement to help execute his promise of carrying out mass deportations.

The Trump administration has ordered 1,500 U.S. military troops to the southern border as part of a crackdown on undocumented migrants.

The Trump administration has initiated a series of significant changes to U.S. immigration policy following the President’s inauguration on

ABC News’ Mireya Villarreal visited a school in south Texas to meet students and faculty preparing for the potential impacts of Donald Trump's immigration policies.

The Trump administration is rolling back a Biden-era rule prohibiting ICE and CBP from arresting people in “sensitive areas.” Local organizations say that change adds fear in immigrant communities and could lead to more racial profiling.