What was the effect of the Dred Scott decision in 1857?
A. Slaves in the south were freed.
B. Slaves were not considered to be U.S. citizens.
C. The Missouri Compromise passed.
D. Tension was reduced between the north and the south.
A. Slaves in the south were freed.
B. Slaves were not considered to be U.S. citizens.
C. The Missouri Compromise passed.
D. Tension was reduced between the north and the south.