April Fools’ Day, also known as April Fool’s Day or All Fools’ Day is celebrated each year on the first day of April. It has been popular since the 19th century and is well known in Europe, Australia, Canada, Brazil and the United States – although it is not a national holiday in any country.
April Fools’ Day Fun Facts
1. No one knows exactly where, when or why April Fools’ Day began
2. The most popular theory about the origin of April Fool’s Day involved the
French calendar reform of the sixteenth century.