Post Tagged with: "Leap Year"

Why Do We Have Leap Year?

Why Do We Have Leap Year?

In 45 B.C., Julius Caesar replaced the calendars used throughout the Roman Empire based on the moon’s cycles with a calendar based on the sun, having 365 days and a “leap” day every 4th year. It was modified by Pope Gregory XIII in 1582 to omit leap days in years divisible by 100 but not divisible by 400. This was done to keep the date Easter after the Spring Equinox and near the Jewish Feasts of Passover, Unleaven Bread and First Fruits. Protestant Europe did not adopt the Gregorian reform till the 1700’s.

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