Glen Bell opened the very first Taco Bell restaurant, in Downey, California.
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Central Park designated a section of its grounds as 'Strawberry Fields' to commemorate John Lennon, who was shot dead in his nearby residence.
The inaugural San Diego Comic-Con comic book convention took place.
The First Zoological Society in the US was formed in Philadelphia.
The world's largest postage stamp was released.
Europe's Planck spacecraft found evidence that our universe is 13.8 billion years old.
