Once a year, the cellars of the Palace of Westminster are ceremoniously searched for explosives as part of the State Opening of Parliament, a colorful annual event that marks the return of the United Kingdom’s legislature from recess. Other traditions associated with the event include the Crown holding a member of the House of Commons hostage and the House of Commons slamming its doors shut in the face of the queen’s messenger. Why did Queen Elizabeth II miss the ceremonies in 1959 and 1963? Discuss