What is supremacy?

Supremacy is the magical thinking that one’s ingroup is the only source of truth. It’s the ultimate conspiracy theory, and the apotheosis of a hierarchical worldview.

Supremacist groups in America

White supremacy in particular is both a psychological condition and an institutional condition — the latter a part of what the right-wing is trying to cover up in its hysteria over and zeal to ban Critical Race Theory. They don’t want anybody poking their little heads into the past to uncover all the ways wealthy whites’ ancestors systematically screwed over Black people in order to get ahead themselves.

What refutes supremacy?