Astronomer Sir William Herschel discovered the first two moons of Uranus, Titania & Oberon.
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Wesley College was established in Melbourne, Australia.
Diego, a 100-year-old tortoise, was retired from a breeding program after fathering 800+ children.
The Grand Canyon National Monument was created.
The first successful administration of insulin to treat diabetes was given to 14-year-old Leonard Thompson.
The first Jewish person was elected in the US.