Maintaining law and order. gives people something they have to do, it’s extremely important- otherwise people would do whatever they want, never facing retribution .
By giving into much of Germany's demands. Britain, and allies allowed germany to annex slovakia in hopes that it would stop his aggression. However, this didn't last long and eventually Germany was to aggressive to appease.<span />
Stain insisted that Roosevelt and Churchill open a second front in France just to get rid of the pressure that the German forces were giving the Soviet Union
It was President Harry Truman
The answer is urbanization.