World Book Day is an annual event celebrated on April 23, the birthday of William Shakespeare and the death date of Miguel de Cervantes. It is an event organized by the United Nations Educational, Scientific and Cultural Organization (UNESCO) to promote reading, publishing, and copyright. World Book Day is celebrated in more than 100 countries around the world, and is marked by various events and activities, such as book fairs, readings, and writing workshops. The goal of World Book Day is to encourage people of all ages to read more, and to raise awareness of the importance of reading and literature in our lives.