Question

when was the first calendar invented? How did we keep track of the dates before the calender was invented?​

Answer 1

The extra months Ianuarius and Februarius had been invented, supposedly by Numa Pompilius, as stop-gaps. Julius Caesar realized that the system had become inoperable, so he effected drastic changes in the year of his third consulship. The New Year in 709 AUC began on 1 January and ran over 365 days until 31 December.

Answer 2

The Roman calendar was reformed by Julius Caesar in 45 BCE. The Julian calendar was no longer dependent on the observation of the new moon but simply followed an algorithm of introducing a leap day every four years. This created a dissociation of the calendar month from the