No. Many calendars were in use before this.
The Julian calendar took effect for the first time in 45 B.C.
Tuesday, March 27, 624 (Julian Calendar)
Tuesday, March 27, 624 (Julian Calendar)
Tuesday, March 27, 624 (Julian Calendar)
The Julian Calendar was a calendar reform by Julius Caesar in Rome, introduced in 46 BC. The Julian Calendar divided the year into 365 days and 12 months, with a leap day every 4 years.
The name of Caesar's calendar was the Julian calendar. It was replaced in 1582 by the Gregorian calendar, which we used today.
The Julian Calendar was initiated by Julius Ceaser in 45B.C.
The Julian Calendar is named for Julius Caeser.
The first century lasted from 1 to 100 according the Julian calendar.
the Roman calendar
2012 in the Julian calendar is a leap year that begins on a Saturday and ends on a Sunday. 1 Jan 2012 in the Julian calendar is 14 Jan 2012 in the Gregorian calendar.
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