Easter on April Fools' Day is a thing. One of the most important holidays in Christianity, here's when the two coincided ...

April Fools’ Day is most often attributed to France’s switch from the Julian calendar, to the Gregorian calendar in the 1500s, according to The Library of Congress and the History Channel. “In the ...

Although the library notes that the true history of the New Year is more complicated, as different parts of the country observed it on different days. A similar theory ties April Fools’ Day to the ...