APUSH Ch. 19: ?The Incorporation of America, 1865-1900? I. American Communities: Packingtown, Chicago, Illinois ? Ethnically diverse with divisions (except in saloons); different European identities persisted ? Odorous b/c environmental damage and slaughtered animals ? Dominated meatpacking industry ? big factories, natl. and intl. markets, farmers in midwest stopped raising cows on open pastures II. The Rise of Industry, the Triumph of Business Business ? ? ?corporations? ?w/ investments, bigger markets, mass production, and powerful leaders. A. Revolutions in Technology and Transportation ? Invention of telephone (1876, Graham Bell) signaled U.S. leadership in industrial tech ? Electricity in Edison?s lab revolutionized city/industry b/c new power source