Accessions, Enthronements, Jubilees and Abdications
8 September 1940: Abdication of Carol II of Romania. Carol II of Romania had renounced his rights to the throne in 1925, after a scandalous affair. Carol's son Prince Michael became King of Romania in 1927. In 1930, however; Carol decided to renede on the renunciation, and he was proclaimed King the following day. During his reign he tried to inlfuence Romanian politics greatly. In 1940, Carol II was forced to abdicate in favour of his son, Michael, and he left the country to the mercy of WWII.
15 January 1941: Abdication of Alfonso XIII of Spain. King Alfonso XIII had been living in exile since 1931, which was the proclamation of hte Second Spanish Republic. Alfonso XIII held on to his throne until 1941, when he left the throne to his son Juan, who would, however, never be proclaimed King.
29 November 1945: Deposition of Peter II of Yugoslavia by the Communist Party. King Peter II had been on the throne since 1934, when his grandfather King Alexander was killed. Peter was only 11 years old then. In 1941, Peter was proclaimed of age, and officially became King of Yougoslavia. In that same year, the German troops and their allies invaded Yougoslavia, and Peter was forced to leave. In 1945, Yugoslavia's Constituent Assembly deposed Peter as Head of State. He refused to abdicate, and settled in the United Stated after the end of the war.
16 September 1946: Bulgarian royal family, Queen Giavanna, Tsar Simeon II and Princess Maria-Louisa were exiled after the Communist coup in their country. First the regents for Tsar Simeon II (who was still a child at the time) were executed, and later a plebiscite decided with 97% of the votes in favour of the newly established republic, that the Royal family had to leave. However, Tsar Simeon II never formally abdicated. He used his title "Tsar of the Bulgarians" while in exile, but since his return to his native country, in 1996, he does not use this title any more. As elected Prime Minister of Bulgaria, he even swore to protect Bulgaria's Republican Constitution.
1 April 1947: Accession of King Paul of Greece after the death of his elder brother Georg II of Greece. His reign began during the Greek Civil War, and King Paul was immediately confronted with the necessity to rebuild his country. Later during his reign he was criticized for his high maintanence costs and interfering in politics, and the Republican mobvement grew stronger. He died in 1964, a week after a surgery for stomach cancer. The Greek Monarchy would only continue for 9 more years after his death.
20 April 1947: Accession of Frederik IX of Denmark upon the death of King Christian X of Denmark. King Frederik IX of Denmark saw his country change after WWII into a modern society. Under his reign, the Succession Law was changed, so that his daughters could succeed him, should he have no sons. He died in 1972 and was succeeded by his eldest daughter Margerethe II.
29 December 1947: Romanian royal family exiled after the forced abdication of King Michael I of Romania. Accounts of how the abdication happened vary according to the source. He was allowed to take some valuables with him. The family moved to various places in Europe. King Michael has undertaken some semi-diplomatic engagements for Romania, after it abolished Communist reign, such as lobbying for admission of the country into the EU and NATO.
31 August 1948: Golden jubilee of Queen Wilhelmina of The Netherlands. Wilhelmina was Queen of the Netherlands from 1890 to 1948, but because she was only 10 years old when she succeeded her father, she only reigned from her 18th birthday onwards.
4 September 1948: Abdication of Queen Wilhelmina of The Netherlands in favour of her daughter, Juliana of the Netherlands. Queen wilhelmina was styled "Her Royal Higness Princess Wilhelmina of the Netherlands" after her abdication. She lived at the palace Het Loo unitl her death in 1962.
6 September 1948: Accession of Queen Juliana of The Netherlands, who succeeded her mother, Queen Wilhelmina of the Netherlands, upon her abdication. Queen Juliana would reign for 31 years, and abdicate on her 71th birthday in 1980, in favour of her eldest daughter Beatrix.
3 April 1949: Abdullah I becomes King of the Hashemite Kingdom of Jordan. Before this, he had been Emir of Transjordan under a British Mandate. When Jordan became independent, Abdullah became the first King of the new state. He would reign until his assasination in 1951, upon which he was succeeded by his son, Talal I, and, shortly after him, his grandson Hussein I.
9 May 1949: Accession of Prince Rainier of Monaco upon the death of his father HSH Prince Louis II. He is mostly known for his marriage to American actress Grace Kelly in 1956, and for expanding the economy of his small principality. He would reign until his death in 2005, with which he became one of the longest-reigning monarchs in the 20th century. He was succeeded by his son, HSH Prince Albert II of Monaco.