2reasons why the united states should stop trying to expand?

Which two sets of political ideas speed as a result of the worldwide depression of the 1930s

Which of these is not a criticism of the concentric zone model? it does not accurately describe cities after the rise of suburban development. it only applies to cities that grew after the development of the automobile. it assumes that inner-city areas will always be repurposed instead of abandoned. it places too much importance on the traditional central business district.

Why was l ‘enfant dismisses from his job? what activity was it suppose to stop?me, i beg you