Russia's Mir Space Station was deorbited over the South Pacific Ocean.
Mikhail Gorbachev resigned from his position as Prime Minister of the Soviet Union.
Ukraine elected its first President since the nation gained its independence from the Soviet Union.
Tajikistan declared its independence from the Soviet Union.
Kyrgyzstan declares its independence from the Soviet Union.
Moldova declared its independence from the Soviet Union.
Belarus declared its independence from the Soviet Union.
Ukraine separated from the Soviet Union, marking this day as Ukraine's Independence Day.
The Republic of Georgia declared its independence from the Soviet Union.
Armenia declared its independence from the Soviet Union.
Latvia declared its independence from the Soviet Union.
Mikhail Gorbachev was elected as the Soviet Union's first President.
The Soviet Union announced that all of its troops had officially withdrawn from Afghanistan.
Antonov An-255 Mriya, the largest airplane in the world, flew for the first time.
The Soviet Union's uncrewed Buran space shuttle completed its first and only space flight.
The Soviet Union agreed to withdraw its troops from Afghanistan.
The Soviet Union's Vega 1 Space Probe began sending back images of Halley's Comet.
The Soviet Union launched the first module of its Mir space station.
The USSR launched the Mir core module, the first module of the new space station.
The first official rock festival took place in the Soviet Union.