The gold rush brought many changes to California like: commercial boom, population increase, immigration into the union, new machinery, and transportation and agriculture.
The California Gold Rush transformed the state's cultural composition by dramatically increasing its population and diversity, attracting immigrants from various countries. It led to the establishment of vibrant communities and significant ethnic tensions, particularly involving Chinese immigrants. Moreover, the influx of settlers devastated Native American populations and cultures, while facilitating a rich cultural exchange among the new arrivals.
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