Surprised the overall tone of Roosevelt's Pearl Harbor speech
They allowed the Church of England to exist in New England.
It wasn't so much the Civil War, but the expansion of the United States that led to the Civil War, that brought about the Second Industrial Revolution, since this expansion brought a need for massive amounts of railroad materials.
They are kind of the same religion though. They both believe in reincarnation and if you do good deeds you will have a good after life.