The official death toll55,000,000 miliratry and civiiliangermany 7,000,000china 6,000,000jews 6,000,000japan 3,000,000yugoslowia 1,300,000france 600,000italy 600,000GB 400,000US 320,000Russia20,000,000-30,000,000 or 20% of its population.
Poland have lost 6 mln citizens 3 mln jews 3 mln other religion
The only chance for Poland to avoid occupation was to try alliance with Soviet Union forcing Great Britain and France get into alliance with Soviets who would guarantee intervention in case of german invasion to Poland.however the Poles saw the Soviets as the devil and did not want them to enter their land.
or take German proposal
give them Jews, Poles equal race ,Gdansk and some parts of western Poland for Germans, Western Ukraine for Poland. Germans would take the rest of Russia ...
we couldnt accept this proposal because we have diferent values than Germans