Maximilian II became emperor of the Holy Roman Empire.
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The first baby was born after being conceived by in vitro fertilization (IVF).
After winning the Battle of Ourique, Afonso I became King of Portugal.
Wikileaks published classified information about the war in Afghanistan.
Italian Fascist Prime Minister Benito Mussolini was removed from office.
Bob Dylan performed his first electric concert at the Newport Folk Festival.
