Jim Crow? Segregationist? They were Democrats. Lets run them down..

this is nothing new and it definitely isn't "hidden history" but dont worry, someone will be along to try and explain away anything that they don't like (not what isn't factual, mouth-breathers care nothing about facts) and move the goal post.
Now, I'm not trying to get ANYONE of any persuasion to leave the fill in the blank party and move to the fill in the blank party as faults can be found in them all BUT one party's faults tower over the others.