Inventor William Gray received a patent for creating the telephone that uses coins to operate it.
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Supergiant Games released their most ambitious game to date, Hades, on PC, Switch, and macOS.
Berlin's city became entirely divided in two, with all borders sealed between the east and west.
The Arica earthquake occurred in Peru and Ecuador.
The Mayan calendar started being used.
Black soldiers were blamed for raiding a bar in Brownsville, Texas, US.
