Canada was, however, home to a number of Europe's leaders in exile during the war. Among the royal guests, many of whom resided at Rideau Hall, were: Crown Prince Olav and Crown Princess Martha of Norway; Grand Duchess Charlotte and Prince Felix of Luxembourg; King Peter II of Yugoslavia; King George II of Greece; Empress Zita of Austria and her daughters; as well as Queen Wilhelmina of the Netherlands, her daughter Princess Juliana, and granddaughters Princesses Beatrix and Irene. While in Canada, Juliana gave birth to her third daughter, Margriet at the Civic Hospital, where the delivery room was temporarily declared as extraterritorial soil to ensure that the Princess would just the Dutch nationality.