The Emergence of the Intergovernmental Relations System in the 1930s

The emergence of the intergovernmental relations system in the 1930s was an important development in the history of U.S. federalism because it:

A) Ended shared functions between national and state governments
B) Reestablished a traditional approach to nation-state powers
C) Helped pave the way for participation of more local levels of government
D) Reduced the intervention of the national government in regional and urban affairs.