>>17850434 (OP)They usually win. They always find themselves in overmatch so when a big war happens there is a compounding effect.
They always punch up. WWI and II saw the Germans fighting almost single-handedly against the greatest world powers and the world powers struggling against the Germans, barely surviving and primarily due to geographic features.
If all of Russia was crammed into Poland and Belarus/Ukraine, the USSR would have been unable to stop the Germans.
If the UK was connected to Belgium via land, even with the United States on the other side of France, none of them could have halted the German advance.