Answer:
Russia
Step-by-step explanation:
Russia was the most effected nation that saw the devastating deaths of about 20 million people in the world war II both the military and the civilians. The Russians military (Red Army) underwent a disastrous death of men during the first months of the German invasion, with capturing large numbers of Soviet soldiers and civilians as laborers under ruthless circumstances. The fighting damaged farming land, towns, leaving much of the people homeless and without food.