Finis Finlandiae is a gruesomely interesting timeline posted on soc.history.what-if by Finnihs contributor Jukka Raustia, describing in painful detail (
1,
2,
3,
4,
5,
6,
7,
8) the consequences of a Soviet conquest of Finland in 1939 in the
Winter War. In OTL, it seems that Scandinavia was lucky.