Because they had to get a certain amount of states to verify the law in order to take action.
I think its Pakistan and India might be wrong sorry
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C
expanding the Chinese empire by conquering other lands
Soviet Union began a slow process of democratization that eventually destabilized Communist control and contributed to the collapse of the Soviet Union.
A number of events and uprisings in the 1980 are led to the collapse of the Soviet Union. ... Last, in the Soviet Union, the failed August Coup in 1991 led to the end of the Communist party in USSR. All of these events led to the end of communism and the making of a democratic Russia.
it collapsed on December 26, 1991