New Year’s Day is observed on January 1, the first day of the year on the modern Gregorian calendar as well as the Julian calendar used inancient Rome. With most countries using the Gregorian calendar as their main calendar, New Year’s Day is the closest thing to being the world’s only truly global public holiday, often celebrated with fireworks at the stroke of midnight as the new year starts. January 1 on theJulian calendar currently corresponds to January 14 on the Gregorian calendar, and it is on that date that followers of some of the Eastern Orthodox churches celebrate the New Year
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