This is what happened. The history revisionist in America today try to make the south as the old Republicans and the north as the old Democrats.
Sorry, you may fool younglings but you do not fool the truly educated.
Not since 1860 have the Democrats so fanatically refused to accept the result of a free election. That year, their target was Lincoln. They smeared him. They went to war to defeat him. In the end, they assassinated him.