Beatrix of the Netherlands the Netherlands on 2 August 1945. Beatrix went to the progressive primary school "De Werkplaats" in Bilthoven. Her third sister Princess Christina was born in 1947. On 6 September 1948, her mother Juliana succeeded her grandmother Wilhelmina as Queen of the Netherlands, and Beatrix became the heiress presumptive to the throne of the Netherlands at the age of ten. In April 1950, Princess Beatrix entered the Incrementum, a part of Baarnsch Lyceum, where, in 1956, she passed her school-graduation examinations in the subjects of arts and classics. In 1954, Princess Beatrix served as bridesmaid at the wedding of Baroness van
Beatrix of the Netherlands degree from Leiden University. In 1966, Beatrix married Claus von Amsberg, a German diplomat, with whom she had three children. When her mother abdicated on 30 April 1980, Beatrix succeeded her as queen. Beatrix's reign saw the country's Caribbean possessions reshaped with Aruba's secession and becoming its own constituent country within the Kingdom in 1986 as well as the subsequent Antillean Dissolution in 2010, which created the new special municipalities of Bonaire, Sint Eustatius, and Saba, and the two new constituent countries of Curaçao and Sint Maarten. On Koninginnedag ("Queen's Day"), 30 April 2013, Beatrix abdicated in favour of her