People began to rely on agriculture. And, organizing agriculture led to the development of political organization. Women's role in society became more domestic as men began to do the farmwork. When there was surplus agricultural production, other occupations like artisans and merchants came up.
Answer:
push: political and religious persecution
pull: open immigration policies
push: overpopulation
pull: moneymaking opportunities
push: lack of economic opportunities
pull: the "American Dream"
Explanation:
The Industrial Revolution and new jobs in factories contributed to growth of cities in the late 1800's, as did immigration.