The Gregorian Calendar is First Adopted in Some Christian States
On this day in history–October 15, 1582–Pope Gregory XIII implemented the Gregorian calendar. In several Catholic countries, the calendar for 1582 skipped directly from October …
On this day in history–October 15, 1582–Pope Gregory XIII implemented the Gregorian calendar. In several Catholic countries, the calendar for 1582 skipped directly from October …