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Mikhail Gorbachev assumes power of the Soviet Union. He would be the last man in charge of the USSR as he resigns the day of its collapse six years later.
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Anti-communist revolutions topple regimes in Hungary, East Germany, Bulgaria, Romania and Czechoslovakia. Elsewhere, the Lithuanian Communist Party declares its independence from the Soviet Communist Party and nationalist riots are put down in Georgia. The Soviet Union begins its collapse.
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A series of public rallies in East Germany led to the Berlin Wall being torn down.
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A coup led by hard-line communist politicians fails to overthrow Gorbachev. Instead, Gorbachev is placed only on house arrest and the public greatly oppose the action.
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Ukraine and other Baltic nations declare their independence from the USSR and Boris Yeltsin, the President of the Russian Soviet Federative Socialist Republic, recognises the independence of these states.
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The Russian Government formally took over control of Russia