What principle or clause do you think is most important to the u. s.?

I think the Supremacy clause is most important to the U.S.

Explanation:

Since it establishes or creates the constitution.

the end of the gilded age coincided with the panic of 1893, a deep depression, which lasted until 1897 and marked a major political realignment in the election of 1896. this productive but divisive era was followed by the progressive era.