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
Diamond Jubilee of Elizabeth II that the Main Gate, the entrance to the gardens from Kew Green, was to be renamed Elizabeth Gate in honour of the Queen. Princess Alexandra attended the naming ceremony on 21 October 2012. On 18 December 2012, the British Foreign Office announced that a portion of the British Antarctic Territory was to be named Queen Elizabeth Land in honour of Her Majesty in her diamond jubilee year. A seemingly less permanent tribute that gained widespread popularity was a work provided by street artist Banksy. His "Slave Labour" stencil on a north London wall offered pointed criticism of the jubilee celebrations