The Process
This move in the 17th amendment allowed for direct election of these Congressmen instead of state legislative appointments.
Senators
Federalism (reserved powers for the states)
10
How many times have we used the amendment process?
17 times
This amendment is notable for taking the longest time between being proposed and ratified.
The 27th - Congressional pay raises - proposed by James Madison 1789, put into a desk drawer and forgotten, found in 1992 and completed the ratification process.
Rights reserved to the people (catch-all amendment)
9