Beatrix of the Netherlands Athlone; Elisabeth, Princess of Erbach-Schönberg; Duke Adolf Friedrich of Mecklenburg; and Countess Allene de Kotzebue. Beatrix's middle names are the first names of her maternal grandmother, the then reigning Queen Wilhelmina, and her paternal grandmother, Armgard of Sierstorpff-Cramm. When Beatrix was one year old, in 1939, her younger sister Princess Irene was born. World War II broke out in the Netherlands on 10 May 1940 (Westfeldzug). On 13 May, the Dutch Royal Family evacuated to London, United Kingdom. One month later, Beatrix went to Ottawa, Ontario, Canada, with her mother Juliana and her sister Irene, while her father Bernhard and
Beatrix of the Netherlands plans for the coming parliamentary year. As Queen, she was president of the Council of State. Her role was largely ceremonial and as a focus of national unity; she did not make legislative or executive decisions. Beatrix is a member of the Bilderberg Group, a secretive, invitation-only annual conference co-founded by her father which first met in Hotel de Bilderberg in Oosterbeek. On 28 June 1965, the engagement of Princess Beatrix to the German diplomat Claus von Amsberg was announced. Claus and Beatrix had met at the wedding-eve party of Princess Tatjana of Sayn-Wittgenstein-Berleburg and Moritz, Landgrave of Hesse, in