Things to Learn from the Winter War?
...it ain't tactical...
Any nation facing the Russians and are facing great odds usually look at two modern wars - the Polish-Soviet War of 1918-1921 and the Winter War of 1939 when plucky Finland held their own against the Soviet Union.
Are there things Ukraine can learn from the Winter War? Over at USNIBlog, I think there is ... but it isn't tactical.
UPDATE: Linked fixed.