U.S. Transfers First Guantánamo Detainee Under Trump, Who Vowed to Fill It. Detainees, Military Tribunals, Terrorism, United States Politics and Government, United States Defense and Military Forces, AL QAEDA, Islamic State in Iraq and Syria (ISIS), Defense Department, Darbi, Ahmed Muhammed Haza al-, Trump, Donald J, Guantanamo Bay Naval Base (Cuba)