How did immigration change the American experience? Would industrialization and Westward expansion have been possible without the influx of immigrants the United States experienced during the time period? Why or why not?

While large-scale immigration created many social tensions, it also produced a new vitality in the cities and states in which the immigrants settled. The newcomers helped transform American society and culture, demonstrating that diversity, as well as unity, is a source of national strength.

Explanation:

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b. sec, foreign relations