Juan María Fernández y Krohn tried to assassinate Pope John Paul II with a bayonet.
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Jimi Hendrix released 'Are You Experienced,' which is considered one of the most influential debut albums ever.
The first-ever quadraphonic concert was held.
The Soviet Union's Luna 5 uncrewed spacecraft crash-landed on the Moon.
One hundred and forty thousand miners went on strike in Pennsylvania.
The US Commerce Department decided that hurricane names would no longer be only female.