The colonies refused to give up any of their own powers to one central authority.
After WW1 the U.S. went into a Great Depression and when Franklin D. Roosevelt's was elected, his first 100 days he created many agencies to end the Great Depression.Hope that helps. :)
Do you have options? If not I can list a few:
Illegal drugs.
Illegal Weapons.
Illegal stuff.
Unregistered people.
Terrorists.