<span>Instead, in 1857, in the case of Dred Scott v. Sanford, the United States Supreme Court declared that all blacks — regardless of whether they were slaves or free men — were not and could never become citizens of the United States. The court also ruled that the 1820 Missouri Compromise was unconstitutional.</span><span>Dec 13, 2010</span>
It's an original document, original documents like journals and treaties are examples of a primary source.
<span>I believe it's C. preventing federal taxes on goods moving from state to state.
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They can put the unions in an environment they feel comfortable in.
Two major forms were indentured servitude and full slavery. In slavery, people were slaves and had to work forever or until they get sold or freed. In indentured servitude, people would work until their debts were paid, commonly these debts being there because they wanted to get to the new world.