You don't make peace with friends. You make it with very unsavory enemies.
I do believe states' rights was a sound doctrine that got hijacked by some unsavory customers for a while - like 150 years or so. I'm professionally obliged to believe that knowledge is better than ignorance but some kinds of forgetting are OK with me.
We fear to know the fearsome and unsavory aspects of ourselves but we fear even more to know the godlike in ourselves.