What was an important impact of World War II on the federal government?

The impact of World War II on the federal government is best illustrated by the increase in government revenues from taxation. To finance the war effort, the federal government significantly expanded its tax base and increased tax rates. The introduction of war taxes and the expansion of income tax coverage resulted in a dramatic rise in federal revenues. This financial strategy was crucial as it not only supported the military expenditures required during the war but also laid the groundwork for a more permanent increase in the role of the federal government in the economy post-war.

Moreover, the urgency of war funding prompted the government to implement measures that enhanced tax compliance and efficiency, further solidifying the government's capacity to generate revenue. This shift represented a significant change in the federal government's fiscal policies and established a precedent for greater government involvement in economic matters moving forward. Overall, the war catalyzed a transformation in federal fiscal policy that had lasting implications for the structure and size of the government in the years to come.