Q.1363

What is common to these people:

* The King of Spain in June 2014
* The King of Belgium in July 2013
* The Emir of Qatar in June 2013
* The Queen of the Netherlands in April 2013
* The King of Bhutan in December 2006

but not the Pope of the Catholic Church in February 2013?

[+ Show Answer]

All these monarchs abdicated in favour of their sons (except for Pope Benedict XVI of course, despite his title meaning "father"). Juan Carlos I of Spain was succeeded by Felipe VI in June 2014.

This day last year: Q.998