It helped people understand their surroundings to let them know which places were dangerous and which ones wernt
Answer:
David R. Montgomery (first)
Corps of Discovery traveled from the central United States Northwest to the Pacific.
The states they passed through on their route on today's map would be:
Missouri
Iowa
Nebraska
South Dakota
North Dakota
Montana
Idaho
Washington State
Members of the Corps of Discovery was commissioned by Thomas Jefferson and included Meriwether Lewis and William Clark. The objective was to study the land and its offering to learn how the Louisiana Purchase could be profitable.
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.