14 oct. 1582 - Pope Gregory 8th and Aloysius Lilius created Gregorian Calendar
Description:
The Gregorian calendar is a solar calendar, consisting of 12 months with an average of 365 days per year, with every leap year divisible by 400 years.Ajouté au bande de temps:
Date:
14 oct. 1582
Maintenaint
~ Il y a 442 ans