The origins of Christmas as a holiday are not entirely clear. The date of December 25th was chosen by the early Christian Church to commemorate the birth of Jesus, who Christians believe is the Son of God and the savior of humanity. However, there is no historical evidence to suggest that Jesus was actually born on this date, and the tradition of celebrating Christmas on December 25th was adopted from pre-existing pagan winter solstice celebrations. Over time, Christmas became a mix of religious and secular traditions, with the focus on gift-giving and family gatherings.