A problem that arose as a result of glasnost was that
the Soviet people were still not willing to criticize the government.
the Soviet government refused to allow people to protest.
the Soviet people became more aware of corruption in government.
the Soviet government's totalitarian rule became even stronger.

On Christmas Day 1991, Soviet President Mikhail Gorbachev shocked the world with these words, announcing the dissolution of the Soviet Union and his resignation from its top post. After more than 40 years of the world seeming to teeter on the brink of a nuclear holocaust, the Cold War between the Soviet Union and the United States had ended.

Explanation:

the viking voyages took place during the middle ages, which was about this time. 500 to 1350. the viking voyages took place during the middle ages, which was about this time.