As to great Britain speaking German, again, couldn't care less. The case could be made that the terms at the end of ww1 led to the economic situation that resulted in the nazi party coming to power. If the allies had been more interested in trade than they were in vengeance, ww2 might have never happened. )
You are so charmingly naive.
Had Britain fallen, Russia would have fallen. Soon thereafter, Japan and Germany would have divided up the rest of the world, Asia, Africa. More Lebensraum in South America, which would have left North America the lone democracy standing.
