The Reichstag, Germany’s parliament building, was set on fire by a Dutch communist.
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In Sweden, a job interview invitation was accidentally mailed to 61,000 people and caused chaos in their offices.
Pokémon was released on the Game Boy for the first time, in the video games Pocket Monsters Red & Green.
Two scientists from the University of California Radiation Laboratory discovered carbon-14, a new isotope of carbon.
Scientists observed the biggest explosion in the universe, 390 million light-years away.
The Italian government asked for advice on how to stop the Leaning Tower of Pisa from leaning too far and collapsing.