Answer:
show that the foundation of America remained strong
Explanation:
The government<span> protected </span>western settlement<span> with troops and pushed the Native Americans off </span>western<span> lands. The Federal </span>government<span> also financed the constructed of the first transcontinental railroad in the </span>west<span>.
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The term Enclave refers to a portion of a city or place with different ethnic (racial) characteristics than what surrounds it. So therefore I feel that Immigration would be a great factor. Since immigrants have a different ethnic background than blacks or whites and so on this would create an enclave in a city.
