In customary international law, an enemy alien is any native, citizen, denizen or subject of any foreign nation or government with which a domestic nation...

requirements to seek citizenship, the Alien Friends Act allowed the president to imprison and deport non-citizens, the Alien Enemies Act gave the president additional...

Alien (law), a person in a country who is not a national of that country Enemy alien, the above in times of war Extraterrestrial life, life which does not...

nonresident alien — any foreign national who is lawfully within a nation but whose legal domicile is in another nation. alien enemy (or enemy alien) — any...

unauthorized resident Illegal aliens (Library of Congress Subject Heading), a cause of controversy in 2016 Enemy alien Illegal Aliens (film), a 2007 film starring...

strategy game X-COM: UFO Defense—also known as UFO: Enemy Unknown. XCOM: Enemy Unknown is set during an alien invasion of Earth in an alternative version of...

the Alien species as an enemy pitted against prolific characters from other continuities. In 1995, the miniseries Superman/Aliens featured Aliens fighting...

the Alien Enemies Act, Presidential Proclamations 2525, 2526 and 2527 were issued designating Japanese, German and Italian nationals as enemy aliens. Information...

of enemy-owned property in the United States and its possessions." Sec. 6 of TWEA authorized the president to appoint an official known as the "alien property...

submarine warfare, German nationals were automatically classified as enemy aliens. Two of four main World War I-era internment camps were located in Hot...