Origins Of The Calendar. The purpose of the calendar is to reckon past or future time, to show how many days until a certain event takes place—the harvest or a religious festival—or how long since. The earliest calendars date back to the bronze age with civilisations in the near east region, such as the babylonians and persians, being among the first to record time by using natural cycles.

The calendar now in general worldwide use had its origin in the desire for a solar calendar that kept in step with the seasons and. The earliest calendars date back to the bronze age with civilisations in the near east region, such as the babylonians and persians, being among the first to record time by using natural cycles.