On 27 October 1889 his son, later Constantine I of Greece, married Sophia of Prussia, a granddaughter of Victoria, forging another union between descendants of the British queen and the Danish king. The second son of Christian IX, Prince William, became King of Greece as George I shortly after his sister Alexandra's marriage due to this new connection with the British royal family. However these two marriages were not the only unions among and between descendants of Victoria and Christian IX. Among their six children were George V (who was also Emperor of India throughout his reign) and his sister Maud of Wales (who would later marry their cousin Haakon VII of Norway, another grandchild of Christian IX, on 22 July 1896). Victoria arranged the marriage of her eldest son and heir-apparent, the future Edward VII, to Alexandra of Denmark, the eldest daughter of Christian IX, which took place on 10 March 1863. Grandchildren 19th century Christian IX in 1898 with his and Victoria's great-grandson Prince Edward of York, the future King Edward VIII of the United Kingdom. For this reason Victoria was nicknamed the ' grandmother of Europe' and Christian IX the ' father-in-law of Europe'. At the outbreak of the First World War their grandchildren occupied the thrones of Denmark, Greece, Norway, Germany, Romania, Russia, Spain and the United Kingdom. The royal descendants of Queen Victoria and of King Christian IX, monarchs of the United Kingdom (1837–1901) and Denmark (1863–1906) respectively, currently occupy the thrones of Belgium, Denmark, Luxembourg, Norway, Spain, Sweden and the United Kingdom. The Marriage of the Prince of Wales with Princess Alexandra of Denmark painting by William Powell Frith from 1865 seems to be the only existing contemporary painting where Queen Victoria and King Christian IX are depicted together.

Royal family tree queen victoria