D. The new political ideas began to replace democratic values
Answer:
147
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The Answer is D you’re welcome
The group included 120 wagons, about 1,000 people and thousands of livestock. Their trek began on May 22 and lasted five months. It effectively opened the floodgates of pioneer migration along the Oregon Trail and became known as the "Great Migration" of 1843.
In Dred Scott v. Sandford (argued 1856 -- decided 1857), the Supreme Court ruled that Americans of African descent, whether free or slave, were not American citizens and could not sue in federal court. The Court also ruled that Congress lacked power to ban slavery in the U.S. territories.
