It would be "<span>Slavery was an established institution until the Twelfth Amendment was ratified on December 18, 1865" that is not true, since it was in fact the 13th amendment that ended slavery. </span>
Number 1 is a and number 2 is d sorry if im not right
Answer:
the answer is THEY WERE RULED BY ONE POWERFUL INDIVIDUAL
Explanation:
The answer is B. Vietnam was not able to hold Democratic elections because the United States would not allow them to. They feared communism would win and they were trying to stop the spread of communism (The containment policy ).