"Free to compromise?" Well they could try, I suppose.
First, it would have to be constitutional. Second, they'd have to have the consent of the governed, otherwise the legislation will never pass.
"and the federal government has no interest, power, authority or responsibility to prevent it "
Wow, I thought you'd be the last one to want federal interference in a state's business.
"the security and freedom of the individual states is unrelated to the security and freedom of the nation?"
Sorry, I have no idea what you're talking about.