Why are so many US conservatives in this day and age still against racial mixing? They won't say it in public, but they are still against the mixing between Blacks and whites? Why?

Read also:

• Founder of 23andMe buys back company out of bankruptcy auction - Ars Technica
• Are there many people here who suffer from schizophrenia?
• CRISPR used to remove extra chromosomes in Down syndrome and restore cell function - Earth.com
• Is the Chinese economy currently collapsing? If not, what could potentially cause it to collapse?
• Study finds creature that may hold the key to bring limb regeneration to humans - WKRC
• Have anyone had an relationship of any kind with a spirit or demon, such as a succubus? If so, how was it?
• Could some kind lady post me a photo of her hairy spread pussy? It has become extremely difficult to find new amateur photos and I would be infinitely grateful.
• Do most men prefer curvy women or skinny women?
• Trump is shot, tackled by SS agents, yet then stands, defiant, with fist high, and 52 hours later, walks into the Republican Convention to thunderous applause. Is there anything that can stop this man, who loves his country? Does he get your vote?
• Romania in the past was a poor country, but last year the government announced it had 521 billion leu (113$ billion dollars) revenue. Why is so much? What's the reason?