The Chernobyl power plant in Ukraine exploded, killing 31 people and spreading contamination across Western Europe.
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Rapper Ice Cube married Kimberly Woodruff.
Astronomer Nicolaus Copernicus made his first observation of Saturn.
Singer Rod Stewart was robbed at gunpoint.
The Voice, a reality singing competition television show, premiered on NBC.
The official secret police force of Nazi Germany, the Gestapo, was established.
