The Aztec forced the people of conquered lands into slavery.
Settlement movement.Its main object was the establishment of "settlement houses" in poor urban areas, in which volunteer middle-class "settlement workers" would live, hoping to share knowledge and culture with, and alleviate the poverty of, their low-income neighbors.
Poll taxes were introduced because the white voters knew that the African-American community could not pay these taxes due to poverty. Another mechanic common was a literacy test where the African-American community almost always failed because they were segregated when it came to education.
True. the reformation spread because the people could actually learn to read and believe what the Bible said. not what the priest said.<span />
The Construction of the Enola Gay, would be your answer