Answer:
The powers not delegated to the United States by the Constitution, nor prohibited by it to the States, are reserved to the States respectively, or to the people
Explanation:
Bank holidays and regulations which were put in place culminating to the return of the consumer confidence in the banking system.
The large drop in bank failures from 1933 and 1934 was a result of; Bank holidays and regulations that were put in place which saw the returning of consumer confidence in the banking system.
One example is the abandonment of the salutary neglect. Before the war, the colonies didn't have to mind about British laws much when it came to trade and taxing. After the war there was a huge war debt that had to be paid and this strained the relations because the British started enforcing their laws which were previously ignored.
Another was that the colonies were sick of participating in British wars. The colonies had many deals with the French and had no quarrels with them. After the war, the relations between Colonies and France were strained because the colonies had to participate in the war and they didn't want to fight wars because of Britain anymore.