The answer is B. Aug 1, 1781
Answer:The Reconstruction implemented by Congress, which lasted from 1866 to 1877, was aimed at reorganizing the Southern states after the Civil War, providing the means for readmitting them into the Union, and defining the means by which whites and blacks could live together in a non-slave society.
Explanation:The Reconstruction implemented by Congress, which lasted from 1866 to 1877,
The Soviet Union wanted to spread its communist ideologies. By creating the Berlin Wall, Soviet Union prevented the possible escaping attempts that may have occurred by the civilians that were under control. The United States tried to prevent the spreading of communism by sending aid to countries that were in need. This performance was known as the Marshall Plan. In the end, Soviet Union was brought down because it was not as superior as the United States became. I hope this summed up an answer for you!