Because they were big events in history that made today be today ;)
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what are the answer choices
Explanation:
cant help without choices
The answer is black freedman who left the south to seek opportunity in kansas
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Westward Expansion and Imperialism Throughout most of the nineteenth century, the United States expanded its territory westward through purchase and annexation. At the end of the century, however, expansion became imperialism, as America acquired several territories overseas.
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