The International Astronomical Union named Pluto’s fourth and fifth moons Kerberos and Styx.
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American aviator Amelia Earhart disappeared.
Inventor Thomas Savery patented the first steam engine in England.
North and South Vietnam were formally reunified after more than twenty years of war.
The first Walmart store opened in Rogers, Arkansas.
'Harry Potter and the Chamber of Secrets,' the second book in the series, was published by Bloomsbury in the UK.
