because it can show if there were mountains or rivers or other large bodies of water that may have helped the civilization develop.
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<span>Kentucky joined the Union in 1972, and the next state to join after it was Tennesse in 1796.
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Manifest Destiny is the belief that Americans were destined to expand across North America from coast to coast.
The Emancipation Proclamation is an executive order by Abraham Lincoln freeing the slaves.
The Monroe Doctrine was a United States policy of opposing European colonialism into the Americas.
Lastly, The Louisiana Purchase was the purchase of the Louisiana territory by the US from France.
Manifest Destiny is the best answer.
1-3 are correct and 4 is C.