Estonia, otherwise known as Estland or more commonly The Top One, is one of the Baltic (not to be confused with Balkan) countries and is located squarely in eastern Europe (though they want to move to northern Europe).
Not much is known about Estonia among AH.commers, apart from two things:
Modern day Estonia borders Latvia to the south and Russia to the east.
Petike thinks Montenegro and Estonia have the cutest air forces ever (well, at least the cutest ones in all of Europe).