I’ve heard it stated that statehood should not amount to a suicide pact, but it seems more often that it is. A couple of centuries of crap jurisprudence are taking us down a rabbit hole the founders never envisioned.
It is called the anti-commandeering doctrine.
It has been widely used by Blue states to avoid any assistance to federal law enforcement in the case of immigration law.
It is long settled law. It does not violate the supremacy clause.
States are not mere appendages of the Federal government.
I’m not sure the feds have thought this through. If they win then the Illegal Immigrant sanctuary states will fall too.