On this day 30 Nov 1939 Soviet Union began their invasion of Finland. (Winter War).
Moscow expected a quick victory. Where have I heard that before?
“Moscow expected a quick victory. Where have I heard that before?” - you haven’t heard it - Poland have survided it in 1939. Moscow started a liberation compain 17 september 1939 and within 3 weeks has fully reached its aims and finished in Brest.
A Short History Of The* ‘Winter War’