The phrase "alien nation" is correct and usable in written English.
It can be used in discussions about immigration, cultural identity, or science fiction contexts.
Example: "The concept of an alien nation raises questions about the integration of diverse cultures within a society."
Alternatives: "foreign nation" or "extraterrestrial society".
His first comedy album, Alien Nation, was released in 1996.
What you could see had just happened — a bunch of states becoming an alien nation — had not.
He called the girl band "Alien Nation" – a 1988 sci-fi film – during the double elimination programme.
He claims that he can tolerate Jews in England, but only if they are compelled to wear "Arab" clothing, to show that they are an alien nation.
Of course there will always be commentators like Peter Hitchens who will lament the latest figures and interpret them as testimony that Britain is becoming an "alien nation".
Instead, the Ethiopian Jews - largely illiterate subsistence farmers and rural artisans, set apart from most Israelis by an antique form of Judaism and the color of their skin - are confronted with a modern, industrial, alien nation.
In his view, France had gone astray in 1789 and had since been dominated by the "four alien nations"—Jews, Freemasons, Protestants, and métèques ("aliens").
Linguistically surrounded by alien nations, Hungarians felt isolated through much of their history.
Blair and Bush attempted to liberate two faraway and culturally alien nations with less than half the number of troops their generals recommended.
This peculiar reasoning flows from a long-standing refusal to accept that "Europe", as a political process, is something that participants run collectively for their mutual advantage, as opposed to something that 27 alien nations do to Britain, and which we put up with because we lack the gumption to do anything else.
Tucker praised series creator Chris Carter's writing ability, stating that "the kickoff episode suggests the author's limitless imagination for sustaining his alien-nation tropes".
