Queen Victoria replaced him. Salisbury remained prime minister for the remainder of Victoria's reign. On 23 September 1896, Victoria surpassed her grandfather George III as the longest-reigning monarch in British history. The Queen requested that any special celebrations be delayed until 1897, to coincide with her Diamond Jubilee, which was made a festival of the British Empire at the suggestion of the Colonial Secretary, Joseph Chamberlain. The prime ministers of all the self-governing Dominions were invited to London for the festivities. One reason for including the prime ministers of the Dominions and excluding foreign heads of state was to avoid having to
Grandchildren of Queen Victoria and Prince Albert of Saxe-Coburg and Gotha Queen Victoria. Prince Charles Edward, Prince Leopold's posthumous son, succeeded him at birth as 2nd Duke of Albany. In 1900, Charles Edward succeeded his uncle Alfred as Duke of Saxe-Coburg and Gotha but was forced to abdicate his ducal throne during the German Revolution of 1918, later gaining high positions in and through the Nazi movement. Because of his support for Germany in World War I, he lost his English knighthood in the Order of the Garter in 1915 and his British royal titles, peerages and honours in 1919. He is the grandfather of King Carl XVI Gustaf of Sweden