Colin Woodard’s book, “American Nations: A History of the Eleven Rival Regional Cultures of North America” explains where the regional cultural lines fall in America, and why. It all goes back to European settlement, and the cultures set back in the 1600s persist to this day. Amazon affiliate link to buy the book: https://amzn.to/3hKMGvO Or listen to it FREE when you sign up for a free trial for audible and get two free audiobooks: https://amzn.to/330CafASHOW LESS