Answer:
The Ku Klux Klan was founded at the end of the United States Civil War to repress the rights and freedoms of African Americans. Even after 150 years, it is still an active, domestic terrorist organization.
Explanation:
Abolitionist newspaper > The Liberator
book portraying the cruelties of slavery > Uncle Tom's Cabin
religious camp meetings > revivals
leader of educational reform > Horace Mann
poet > Walt Whitman
The main religious difference between the Separatists and the Puritans was that Puritans wanted to separate from the Church of England and form their own church. While the Puritans did not want to break away from the Church of England, they just wanted to make a few modifications in it. The Puritans wanted to reform the existing religion because they believed that The English Reformation had a lot of Catholic influence. Besides, both fled England to escape from persecution under the King's rule so the Puritans settled in Massachusetts and the Separatists settled in Plymouth Rock.
Adolescent egocentrism. According D.Elkind adolescent egocentrism is when young people can not make a difference between their perceptions of what other people means about them and what others really think. Adolescents are mostly focused of themselves and them perceptions ( especially how they look and behave). Personal fable and imaginary audience are parts of adolescent egocentrism.
Legislative Branch, Judicial Branch, and finally the Executive branch. :D