Answer :
To establish Post Offices and post
Roads which is one of the many examples of implied power of Congress.
Which action is an example of an implied power of Congress?
Answer
Establishing the banks of the united states
Explanation
This came as a result of the discussion by the founder who discussed the structure of the new government of America. And before made decision they were very careful about which powers each and every branch of government was to be granted
There were other implied powers like regulation of immigration and many more.