Some things are very consistent. I was surprised by the map of election results in Alabama from 1892 and 2016 in this article: http://www.economist.com/news/uni

Some things are very consistent. I was surprised by the map of election results in Alabama from 1892 and 2016 in this article: http://www.economist.com/news/united-states/21716658-why-counties-had-fewer-slaves-1860s-voted-president-alabama-support http://www.economist.com/news/united-states/21716658-why-cou...