The 40 men were transported to Louisiana as the detention operation faces a number of logistical and legal hurdles.

With a key hearing before a federal judge looming that could stop or slow the Trump administration’s transfer of more migrants to Guantánamo Bay, migrants the administration has already sent to Cuba have now been quietly returned to the United States,

The Alien Enemies Act of 1798 is not only outdated, it’s one of the most infamous laws in the country’s history. It has only been used three times, all in wartime; during World War II it was used to send Japanese Americans to prison camps.