The answer is
automobile industry
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Answer:
Why did some believe that US expansion was needed to preserve the "American Spirit?" They thought that America would need a strong navy to protect the markets. Also, in Alfred Mahan's book, The Influence of Sea Power Upon History, he says that America's future would rely on gaining new markets abroad.
Explanation:
What they did before and how china became a civilization
Mobs and Mob Violence were used by the British Colonists in two ways:
1. Protest Mobs: As soon as news against the British was raied (in the case of 1650-1750, the Revolution), Mob Violence was used to create disruption in cities and towns across colonies to maintain influence:
2. Independent Mobs: Mobs created independently by common people would take up many actions without authority of anyone from the government. For example, Mobs in New York closed down brothels in the city, while in Salem, mobs actually ran out people with diseases away from the city.