main idea : land gained by the Indian Removal Act were to be slave states because of the Dred Scott decision
dred Scott upheld slavery in United States territories
denied the legality of black citizenship in America even though they were considered 3/5 when it came to voting
declared the Missouri Compromise to be unconstitutional
Missouri compromise : 1820 admitting Missouri as a slave state and Maine as a free state
Indian Removal Act by President Andrew Jackson on May 28, 1830 :
gave the President the power to force Native American tribes to move to land west of the Mississippi River.
from loc & wikipedia