Swedish music streaming service Spotify was launched by Daniel Ek and Martin Lorentzon.
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The first-ever infrared photo was taken in Rochester, New York.
Willem II became King of the Netherlands.
The Sonderkommandos, prisoners who took care of the bodies at the Auschwitz-Birkenau Concentration Camp, protested their pending mass murder.
Arnold Schwarzenegger became Governor of California.
Fox News Channel began broadcasting.
