Why Did A Major Population Grow Between 1870 And 1900

Between 1870 and 1900, the United States faced a major urban explosion with major population growth. "Cities and towns grew more than twice as rapidly as the total population." Many immigrants moved from the rural areas to major cities. There were three main cities in the United States each with one million people, New York, Philadelphia, and Chicago. The "Agricultures Golden Age" was started when people were moving out west due to the comeback in farm prices. Many people were also moving out west due to the demand for agricultural products was increasing because of the growth of cities. "Millions of immigrants moved from their native countries to America. Worldwide in scope, the movement from rural areas to urban industrial centers attracted