Invasion by the Soviet Union was an ever present risk. Neighboring Finland has been repeatedly occupied by Russia. During WW2, the Soviet Union attempted to a

Invasion by the Soviet Union was an ever present risk. Neighboring Finland has been repeatedly occupied by Russia. During WW2, the Soviet Union attempted to annex Finland. https://en.wikipedia.org/wiki/Finland%E2%80%93Russia_relations https://en.wikipedia.org/wiki/Finland%E2%80%93Russia_relatio...