The International Astronomical Union named Pluto’s fourth and fifth moons Kerberos and Styx.
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Inventor Thomas Savery patented the first steam engine in England.
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.
The first Earl of Shaftesbury, Anthony Ashley Cooper, was arrested for high treason in England.
North and South Vietnam were formally reunified after more than twenty years of war.
