The correct answer is B.fall of the Berlin Wall
The Prague Spring happened in the 60s, thirty years before the Soviet Union would actually fall. The fall of the Berlin wall showed that other countries can separate themselves from the Soviet's grasp and this led other countries, even those that were in the Union such as Lithuania to start fighting for their independence.
Answer:
Expansion lead the economic promises and fueled the manifest destiny but it also led to sectional tension over slavery. The north contained a lot of abolitionists while the south was commonly pro-slavery, this increased sectional tension because each side wanted to see their ideals extended into the west.
By making newsreels and propaganda
By helping with the Voice of America
Many stars toured the country helping to sell War Bonds. Carole Lombard died in a plane crash on one such tour.
War movies were made for morale purposes.
Many actors such as Clark Gable and James Stewart volunteered for the armed services.
Well in the 1850's was a significant time where slavery occurs. As you probably know slavery was terrible on so many levels. Becuase of the different opinions on slavery their political values changed., Some values thought that slavery was okay while the other fought against it saying that slavery should end. Different sections such as Indiana and Illinois has strong opinions to keep slavery including the south when the rest of America did not feel so strongly.