Answer :
Christmas is the largest card-sending holiday in the United States with approximately 1.3 billion cards sent annually.
Christmas is an annual event that commemorates the birth of Jesus Christ. It is celebrated by billions of people all over the world as a religious and cultural holiday on December 25[a]. The season of Advent, also known as the Nativity Fast, comes before this feast, which is one of the most important in the Christian liturgical year. Christmastide, which traditionally lasts twelve days in the West and ends on Twelfth Night, begins after this feast. [5] Many nations observe Christmas Day as a public holiday [6][7]. Majority of Christians [9] as well as many non-Christians [1][10] celebrate [8] on a religious and cultural level, and it is a crucial component of the holiday season planned around it.
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