Originally Posted by
Regina Phalange
That was princess Margriet, Beatrix' sister, she was born in Ottowa, but the maternity ward on which she was born was temporarily declared to be extraterritorial by the Canadian government. Making the maternity ward outside of the Canadian domain caused it to be unaffiliated with any jurisdiction and technically international territory.This was done to ensure that the newborn Princess would derive her citizenship from her mother only, thus making her solely Dutch.
Oh and by the way, Elizabeth II is incapable of abdicating, the English monarch remains King or Queen for life. It's in their constitution.