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
Records of Prime Ministers of the United Kingdom only Prime Minister ever to do so. Others who died within the same year they were Prime Minister were the Duke of Portland who died in 1809, 26 days after he left office and Neville Chamberlain, who died in 1940, six months (less a day) after he left office, of a cancer that was undiagnosed at the time of his resignation. Nine Prime Ministers have died while their immediate successor was in office: All of the above-listed Prime Ministers were older than their immediate successors. The Duke of Portland and Lord Aberdeen are the only ones among this list who