📜 In 1582, people in several Catholic countries went to bed on October 4th and woke up on October 15th, the Gregorian calendar reform erased ten dates overnight.

And we think October flies by! 🎃👻

🎨The Italian School.
#GregorianCalendar

Even today, when we write the date, we are using a system created from a 16th century attempt to solve a problem that had been accumulating since the time of Julius Caesar.

Follow the page for more history!

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📜 The Leap-Year Fix: Pope Gregory XIII cut 10 dates and updated leap-year math (divisible by 400 = leap year).

👇 Read the full story on The Bard's Desk:

theoffkeybard.com/bards-desk/h...

#ScienceHistory #ThisDayInHistory #GregorianCalendar #History #TheOffKeyBard #BardsDesk

The jump of ten days from October 4 to October 15, 1582: the advent of the Gregorian calendar

October 4, 1582, was directly…

#Akerix #AI #GregorianCalendar #InterGravissimas
https://akerix.com/on-this-day/10-04-the-gregorian-calendar-is-introduced-by-pope-gregory-xiii-1582
📷 Wikimedia Commons

Imagine checking the calendar on September 3, 1752… only to discover that tomorrow was September 14! 😳📅

Would you have been confused or excited by this calendar change? 👇

#ThrowbackThursday #HistoryFacts #DidYouKnow #BritishHistory #GregorianCalendar