For Finland it's probably either Under the North Star (Täällä Pohjantähden alla) or The Unknown Soldier (Tuntematon Sotilas).<p>I don't think Sotaromaani, which is an uncensored version of The Unknown Soldier, has been translated to English.<p><a href="https://en.wikipedia.org/wiki/Under_the_North_Star_trilogy" rel="nofollow">https://en.wikipedia.org/wiki/Under_the_North_Star_trilogy</a>
<a href="https://en.wikipedia.org/wiki/The_Unknown_Soldier_(novel)" rel="nofollow">https://en.wikipedia.org/wiki/The_Unknown_Soldier_(novel)</a>