They backed up liberal reforms in the lands they conquered. :)
After heavy shelling and bombing, Warsaw surrendered to the Germans on September 27, 1939. Britain and France, standing by their guarantee of Poland's border, had declared war on Germany on September 3, 1939. The Soviet Union invaded eastern Poland on September 17, 1939.
I am sorry I don't know I really need the points I hope you understand
D) to move to a neighborhood of people from their home country.