Changes of 1752
The Julian Calendar was replaced by the Gregorian Calendar, changing the formula for calculating leap years. The beginning of the legal new year was moved from March 25 to January 1.
How many years did we lose switching to the Gregorian calendar?
eight years were lost in translation when the switch to the Gregorian calendar was made in the 15th century.
Why did we switch from Julian to Gregorian calendar?
The Gregorian calendar, also known as the Western or Christian calendar, is the most widely used calendar in the world today. Its predecessor, the Julian calendar, was replaced because it did not correctly reflect the actual time it takes the Earth to circle once around the Sun, known as a tropical year.