Your answer is (4) influence the price of oil and set production levels
The Answer is A. Democracy
The Missouri compromise was nullified by the Kansas-Nebraska act. This act allowed the people in each state to determine whether or not slavery would continue within their state.
Abolitionist John Brown was executed because of his attempt to seize the arsenal at Harper's Ferry. John Brown led the Harper's Ferry raid.
Import because it it is a family from another country entering a new country.
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The Ku Klux Klan (KKK) gathered huge support in the mid 1920s but quickly died off after that. they still exist today, but are a small group.