The South Korean alphabet, called “Hangul,” was published.
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Hoover Dam began producing electricity and transmitting it to Los Angeles, California.
One thousand radio stations from over 100 countries around the world simultaneously broadcast John Lennon's 'Imagine' in honor of what would have been his 50th birthday.
British Parliament met at the University of Oxford rather than the Palace of Westminster during the Great Plague of London.
A fragment of a meteorite landed in Peekskill, New York, US, and smashed a 1980 Chevrolet Malibu.
American singer Selena Gomez released her second full-length studio album 'Revival.'