To advance its mass deportation agenda, the Trump administration has reached for any power it can find to remove people from the country as quickly as possible and without due process. One of these power grabs is the administration’s invocation of the Alien Enemies Act of 1798. This explainer from the Young Center for Immigrant Children’s Rights and National Immigrant Justice Center reviews the danger of the act’s application to children, the response from courts and experts, and the precarious use of gang and terrorism designations underpinning Trump’s use of this law.