It depicted the KKK as the good guys. And depicted black men as aggressive beings who just want to sexually assault white women.
The Columbian exchange affected the size of population enormously. Exchanges of plants, animals, diseases and technology transformed European and Native American ways of life. This exchange impacted the social and cultural makeup of both sides of the Atlantic. Increased mortality rates and education are a few examples of the effect of the Columbian Exchange.
The American colonies would have been ruled by a king.