King Louis the Pious was crowned emperor of the Holy Roman Empire by the Pope.
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Notorious American outlaws, The Dalton Brothers, set out to rob two banks in Coffeyville, Kansas.
A Russian actress and a film director were launched into space to create the world's first film in orbit.
Research into fossil footprints at White Sands National Park in New Mexico confirmed humans were in the Americas at least 21,000 years ago.
The Great Cyclone of Calcutta hit India and destroyed over half the city.
California Governor Jerry Brown passed a bill to legalize assisted suicide for terminally ill persons.