on 1523
Romans first developed the calendar used most today
The first known calendar system used in the Philippines was the ancient Tagalog calendar, known as the "Pasio" or "Pasigua." It was a lunar calendar based on the phases of the moon and was used by various ethnic groups in the archipelago before the arrival of the Spanish.
"Otogi Manga Calendar" .
Exercise calendars can be very useful utilities. You can constrict an exercise calendar by first buying a calendar itself. You can then put Exercises on the calendar.
1582
Egypt were the first ones to use the 365-day calendar
Many civilizations have used the lunar calendar, and still do, it is impossible to to say who used it first. It is likely individuals, not entire civilizations, first used the moon as a means of counting the days and tracking the seasons.
i cant answer it but y isn't there an answer?
It was first used by the Greeks and then modified by the Chinese.
The very first year in the Gregorian calendar is designated as 1 AD, following the convention established by the monk Dionysius Exiguus in the 6th century. There is no year 0 in this system; the year 1 BC is immediately followed by 1 AD. This absence of a year zero is a characteristic of the calendar system used in Western history.
The new calendar has pictures
Chet is the first month on the Punjabi Calendar