On This Day

Historical Events in January 1584

  • Jan 7 Last day of the Julian calendar in Bohemia & Holy Roman empire

Gregory Conquers Julius CaesarGregory Conquers Julius Caesar

Jan 17 Bohemia adopts Gregorian calendar

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Pope Gregory XIII with the calendar that was to make his name
Pope Gregory XIII with the calendar that was to make his name
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  • Jan 22 Parts of Switzerland adopt Gregorian calendar (& parts in 1812)