Which Soviet leader introduced the policy of 'de-Stalinization', leading to a temporary thaw in control over Eastern Europe but also contributing to some uprisings?
Question 2
What was the primary objective of the Soviet Union's establishment of the Council for Mutual Economic Assistance (COMECON) in 1949?
Question 3
The 'Prague Spring' of 1968 in Czechoslovakia was an attempt to introduce what type of reforms?
Question 4
Which of the following best describes the 'Brezhnev Doctrine' announced in 1968?
Question 5
The construction of the Berlin Wall in 1961 primarily served what purpose for the East German government and the Soviet Union?
