L. Frank Baum's book 'The Wonderful Wizard of Oz' is published, marking the beginning of the Oz franchise.
Iconic MGM musical film adaptation starring Judy Garland is released, becoming the most famous version of the story.
A stage musical adaptation featuring songs by Harold Arlen and E.Y. Harburg premieres on Broadway.
A darker fantasy film sequel to the 1939 movie is released by Disney.