First published in the "First Folio" in 1623 and likely written in the 1590s, "King John" is one of William Shakespeare's best historical plays. It centers on the events of King John's reign of England during the late twelfth and early thirteenth centuries. King John, son of Henry I of England and Eleanor of Aquitaine, inherits the throne after the death of his older brother, King Richard I. John's claim to the throne is challenged by the King of...