Compare it to any other calendar: either ones we have mentioned

Calendars (Time and Society )Western world is the Gregorian Calendar

Calendars:
The calendar widely in use in the Western world is the Gregorian Calendar. Write a
short essay on when and why it was introduced and how it overcame the
problems of its predecessor.Compare it to any other calendar: either
ones we have mentioned or one that we have not . In what sense is the Gregorian calendar better?