The church in Rome began formally celebrating Christmas on December 25 in 336, during the reign of the emperor Constantine. As Constantine had made Christianity the effective religion of the empire, some have speculated that choosing this date had the political motive of weakening the established pagan celebrations.

Christmas, Christian festival celebrating the birth of Jesus. The English term Christmas (“mass on Christ's day”) is of fairly recent origin. The earlier term Yule may have derived from the Germanic jōl or the Anglo-Saxon geōl, which referred to the feast of the winter solstice.

Christmas 2023: December 25, is the official day for Christmas around the world. However, in several countries, the festive spree takes centre stage on Christmas Eve, December 24. Yes, some countries in the world celebrate Christmas on December 24.

The celebration of Christmas started in Rome about 336 (but it did not become a major Christian festival until the 9th century). Many Christmas traditions, such as decorating trees, started in Germany and later spread to other parts of the world, notably England and the United States.