Christmas

 Christmas   is an annual festival commemorating the birth of Jesus Christ observed most commonly on December 25,  as a religious and cultural celebration among billions of people around the world. Christmas Day is a public holiday in many of the world's nations, is celebrated culturally by a large number of non-Christian people, In several countries, celebrating Christmas Eve on December 24 has the main focus rather than December 25, with gift-giving and sharing a traditional meal with the family.  Popular modern customs of the holiday include gift giving, completing an Advent calendar or Advent wreath, Christmas music and caroling, lighting a C Popular modern customs of the holiday include gift giving, completing an Advent calendar or Advent wreath, Christmas musicand caroling, lighting a Christingle, an exchange of Christmas cards, church services, a special meal, and the display of various Christmas decorations, including Christmas trees, Christmas 

Christmas Day is celebrated as a major festival and public holiday in countries around the world, including many whose populations are mostly non-Christian. In some non-Christian in others, Christian minorities or foreign cultural influences have led populations to observe the holiday. Countries such as Japan, where Christmas is popular Christmas Day is celebrated as a major festival and public holiday in countries around the world, including many whose populations are mostly non-Christian. In some non-Christian areas, periods of former colonial rule introduced the celebration (e.g. Hong Kong); in others, Christian minorities or foreign cultural influences have led populations to observe the holiday. Countries such as Japan, where Christmas is popular despite there being only a small number of Christians, have adopted many of the secular aspects of Christmas, such as gift-giving, decorations, and Christmas trees.

Countries in which Christmas is not a formal public holiday include Afghanistan, Algeria, Azerbaijan, Bahrain, Bhutan, Cambodia, China (excepting Hong Kong and Macao), Comoros, Iran, Israel, Japan, Kuwait, Laos, Libya, Maldives, Mauritania, Mongolia, Morocco, North Korea, Oman, Pakistan, Qatar, Sahrawi Arab Democratic Republic, Saudi Arabia, Somalia, Tajikistan, Thailand, Tunisia, Turkey, Turkmenistan, United Arab Emirates, Uzbekistan, Vietnam, and Yemen. Christmas celebrations around the world can vary markedly in form, reflecting differing cultural and national traditionsareas, periods of former colonial rule introduced the celebration