In Madrid, the Premio Cervantes, the most prestigious literary prize in the Spanish language, will be awarded by the King of Spain to Elena Poniatowska, a Mexican writer and journalist. In Budapest, the International Book Fair will open. In the United States, volunteers will distribute 500,000 books provided free by publishers, with one third going to school pupils. In many other countries, World Book Day events take place on March 6th.
You can read about the different traditions and events associated with World Book Day in a specially commissioned IPA report, available here.