Art VI provides that federal law pre-empts sate law.
And my world is not ''rocked'' by someone obsessed with proving himself to be right on an issue that isn't worth a fart.
A compelling government interest is one that is essential to maintaining an orderly and safe society. Examples-
Recognized Compelling Governmental Interests (HSLDA | National Center Resource)
JOHN MARSHALL’S CONSTITUTIONAL INTERPPRETIONS
To emphasize the importance of "We the People" in the Preamble of the Constitution, one should examine the Preamble of the Articles of Confederation. In the Articles of Confederation, the Preamble bears no such phrase, and instead moves quickly...
Those who complain the most about alleged constitutional violations seem to know the least about the Constitution. Whenever I hear ''Where in the Constitution does it say..'', I know it is coming from someone who could not pass a high school civics test.
The Democratic Party before 1968 stood for the same policies as the Republican Party after 1968 ---- states' rights and limited government. The solid blue South revolted against civil rights legislation and became solid red states. The OP takes a glib view of American history.
I believe that was how income taxes were imposed before the 16th amendment. Federal government and many essential programs, including defense, would be impaired.