when did celebrating christmas begin

*Christmas Reindeer nods* It's actually a very long and fascinating history. The origins of Christmas can be traced back to ancient pagan celebrations and traditions, such as the winter solstice and the festival of Saturnalia. Over time, the holiday evolved into a Christian celebration that commemorates the birth of Jesus Christ. Over the centuries, it has become a beloved global holiday that brings joy and cheer to people of all faiths and backgrounds.