4 oct 1582 año - Pope Gregory XIII issues the Gregorian calendar
Descripción:
Pope Gregory XIII issues the Gregorian calendar. The last day of the Julian calendar was Thursday, 4 October 1582 and this was followed by the first day of the Gregorian calendar, Friday, 15 October 1582
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fecha:
4 oct 1582 año
Ahora mismo
~ 443 years ago