Answer:
(B)
It divided the confederacy
In the face of all these events of the century, the United States remained intelligent, providing weapons in the war, another making allies to remain victorious. Among all these moments in history, the United States remained one step ahead in strategic terms, of what could happen next and how to make the error something that could benefit it. In this sense, I believe that all events have made the United States become a world power through strategic acts.
Buffalo soldiers were African American soldiers who mainly served on the Western frontier following the American Civil War.
The correct answer therefore must be choice A. African American U.S. cavalry units that fought against Comanche.
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Diversity can contribute greatly to scientific and literary achievement. Diversity in a given population can provide a community - however small or large - with different viewpoints, ideas, and concepts, both in terms of science and literature. In fact, the history of science and literature shows that an influx of people from different cultural groups can provide a community - rather quickly, at that - with a tremendous measure of new knowledge.