Answer:

The most famous of all the units fighting in Cuba, the "<u>Rough Riders</u>" was the name given to the First U.S. Volunteer Cavalry under the leadership of Theodore Roosevelt. Roosevelt resigned his position as Assistant Secretary of the Navy in May 1898 to join the volunteer cavalry.
Who defended slavery and slaves rights?
It is A: John C. Calhoun. He gave a speech to the US Senate in 1837 articulating the pro-slavery political argument.
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Who took the view of the federalists and the power of the national government?
It is B: Daniel Webster. He earned his fame for his supporting in the fed gov and helped ease border tensions.
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Who was known as the “Great Compromiser?”
It is C: Henry Clay. He played a major role in formulating the three landmark sectional compromises: Missouri Compromise of 1820, Tariff Compromise of 1833, etc.
Within the two days the fort fell into union hands and the mouth search it