Walden W. Shaw and John D. Hertz founded the Shaw Livery Company and introduced the yellow cabs to attract passengers.
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Uruguay gained independence from Brazil, which is now celebrated as a National Holiday for Uruguayans.
Astronomer Galileo demonstrated one of his earlier telescopes to Venetian lawmakers.
The doctrine of the Holy Trinity was established after the end of the Council of Nicaea.
Naturalists Chris Atkins and Michael Taylor discovered the world's tallest tree in Redwood National Park, California.
A Japanese scientist, Shibasaburo Kitasato, isolated the bacterium of the Bubonic Plague.