Immigration was certainly a key factor in the growth of America's economy . The Industrial Revolution came with massive technological developments, and the chance to exponentially improve the production rate of factories. However, to operate these emerging industries it would take a tremendous amount of laborers. American citizens working alone, weren't going to be enough. In other words, the peak of immigration influx allowed the U.S. to take full advantage of the possibility at the right time.
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Answer:
It changed stereotypes
Explanation:
In earlier days Africa was seen as a continent not as developed as the rest of the world, being nomads and scavenging for food. With learning about Mansa Musa it is clear that Africa had many developed civilizations. Mansa Musa was extremely rich and it showed how complex Mali already was compared to early Europeans thinking of Africa being uncivilized.