Great Offices of State have come close to achieving this distinction: Herbert Henry Asquith and Winston Churchill both served as Chancellor, Prime Minister and Home Secretary while Harold Macmillan and John Major served as Prime Minister, Chancellor and Foreign Secretary. Rab Butler and Sir John Simon served as Chancellor of the Exchequer, Foreign Secretary and Home Secretary. Two of the Great Offices of State have often been held simultaneously by one person, most recently by Ramsay MacDonald, Prime Minister and Foreign Secretary in 1924; Arthur Wellesley, the Duke of Wellington, is the only person to have held three of the Great Offices simultaneously, serving
Chancellor of the Exchequer Chancellor of the Exchequer is now always Second Lord of the Treasury as one of the Lords Commissioners for executing the office of Lord High Treasurer. In the 18th and early 19th centuries, it was common for the prime minister also to serve as Chancellor of the Exchequer if he sat in the Commons; the last chancellor who was simultaneously prime minister and Chancellor of the Exchequer was Stanley Baldwin in 1923. Formerly, in cases when the chancellorship was vacant, the Lord Chief Justice of the King's Bench would act as Chancellor "pro tempore". The last Lord Chief Justice to