Lieutenant Hiroo Onoda became the last Japanese soldier to surrender, 29 years after WWII ended.
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Barbie was presented to the public for the first time.
The Inter Milan soccer club was formed.
Bertha Landes became the first female mayor of a major city (Seattle) in the US.
Astronomer Nicolaus Copernicus recorded his first observation after witnessing a moon eclipse with a distant star.
Dutch astronomer Johannes Fabricius discovered sunspots.