History: The nations for demi-humans, mermaids, and Elves created a non-humans alliance to combat against the human nations.
At first they're started losing territories with humans created war machines that can rival them. The Soldiers and Civilian brace theirself has this is their last stand.
But hope will came when the alliance league will be aid by the "Humans nation" called "NATO".
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United Union of Yuen
Xacon Empire
Elven Republic of Frue
Kingdom of Atlanta
Republic Federation Of Amerias
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(A/N: They're military are WW1 from foxhole, So yeah)