The surprise attack at Inchon<span />
<span>People are "pushed" away from the rural areas because of the lack of opportunities in such areas. Many young people are also "pushed" by a lack of cultural/social opportunities in the rural areas. "Pull" factors are those that make people want to come to a given place.</span>
Settlers wanted land, chance to start a new life. Mountain men travelled west for adventure. Middionaries travelled to convert native American to shristianity.
The different cultures were established in Asia and carried into the Americas. B. Constant warfare among the different Native American groups led to cultural differences.