Jimi Hendrix released “Are You Experienced,” which is considered one of the most influential debut albums ever.
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The first-ever quadraphonic concert was held.
Revolutionary War soldiers formed the Society of St. Tammany.
The first-ever cricket County Championship started, finishing with Yorkshire beating Gloucestershire.
After encountering many difficulties, Nathan Stubblefield was finally granted a US patent for his new version of a wireless telephone.
The Soviet Union's Luna 5 uncrewed spacecraft crash-landed on the Moon.