The Baltimore Afro-American newspaper was published for the first time.
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The Mayan calendar started being used.
Berlin's city became entirely divided in two, with all borders sealed between the east and west.
Inventor William Gray received a patent for creating the telephone that uses coins to operate it.
A three-year-old boy from Dublin became the world's youngest heart and lung transplant patient.
Iranian mathematician Maryam Mirzakhani became the world’s first woman to win the Fields Medal, the most prestigious award in mathematics.
