Answer: the Republican Party
Explanation:
The Republican Party opposed the Dred Scott decision in 1857 meaning they are your answer. The Republican party was anti-slavery and the Dred Scott decision still counted African Americans as non-citizens.
<em>Read more about the</em><em> political parties </em><em>opposed to the </em><em>Dred Scott decision </em><em>here:</em>
<em>brainly.com/question/19853806</em>
Whattt I don’t understand
Congress has the power to establish post offices and post roads, issue patents and copyrights, fix standards of weights and measures, establish courts inferior to the Supreme Court, and
to make all laws which shall be necessary and proper for carrying into execution.
Because chief justice Marshall declared that slaves were not people, but we're property and there for had no right to sue in any way shape or form. This called for the fugitive slave act, which out raged abolitionist.