Robert Gascoyne-Cecil, 3rd Marquess of Salisbury prime minister of his lifetime. Attlee immediately replied: "Salisbury". The 6th Marquess of Salisbury commissioned Andrew Roberts to write Salisbury's authorised biography, which was published in 1999. After the Bering Sea Arbitration, Canadian Prime Minister Sir John Sparrow David Thompson said of Lord Salisbury's acceptance of the Arbitration Treaty that it was "one of the worst acts of what I regard as a very stupid and worthless life". The British phrase 'Bob's your uncle' is thought to have derived from Robert Cecil's appointment of his nephew, Arthur Balfour, as Chief Secretary for Ireland. Fort Salisbury (now Harare) was named in
Prime Minister of Singapore unchanged after the merger with the Federation of Malaya, Sarawak and North Borneo, while Singapore was a state in the Federation of Malaysia from 1963 to 1965, and after independence in 1965. The late Lee Kuan Yew was the first prime minister of Singapore from 1959 to 1990. Lee was succeeded by Goh Chok Tong and was conferred the title of Senior Minister in the Prime Minister's Office. Goh retired on 12 August 2004 and was succeeded by Lee Kuan Yew's son Lee Hsien Loong. Goh was appointed Senior Minister, and the elder Lee Minister Mentor. Lee and Goh resigned