The phrase "alien enemies" is correct and usable in written English.
It can be used in contexts discussing foreign adversaries or in science fiction scenarios involving extraterrestrial beings.
Example: "The government implemented strict measures to monitor the activities of alien enemies who threaten national security."
Alternatives: "foreign adversaries" or "hostile aliens".
Other alien enemies, called Brutes, said, "I will split your bones".
In subdivisions, in office parks, in colleges, the young people of the two religions began to encounter one another as benign acquaintances rather than alien enemies.
Confiscated property of "alien enemies" would be sold and the proceeds paid into a fund, administered by the Treasury Department, from which "loyal Confederates" could make indemnity claims.
Expect lots of questing, fighting and levelling up as you try to save the Princess Leia Illaria character from her alien enemies.
However, it's action rather than narrative that is central here, running, shooting and jumping through strange worlds, defeating ever more aggressive alien enemies.
The 1917 Espionage Act, for example, was used to prosecute American labor leaders and other critics of the government, and the 1798 Alien Enemies Act was revived after Pearl Harbor to intern American citizens of Japanese ancestry.
But the zombie is not an alien enemy who's been CGI-ed by Hollywood.
No president would be allowed to lead his forces into battle, alien enemy or no.
The structure that Hoover built up, first in the Alien Enemy Bureau and later in the Domestic Intelligence Division, has never been dismantled.
The FBI files, headed "Pro-German", recorded that, as an "alien enemy", Otto lost teaching positions, having graduated from Northwestern College and the University of Washington, Seattle.
It mandated that Confederate agents would locate "all and every lands, tenements, hereditaments, goods, and chattels, rights and credits within these Confederate states and every right and interest therein held, owned, possessed or enjoyed by or for any alien enemy".
