was in the Commons throughout both his terms as prime minister, and his service covered the terms of eleven other prime ministers, from Lord Salisbury (second ministry) to Alec Douglas-Home, but did not serve under Bonar Law who was in office when Churchill was briefly out of parliament. David Lloyd George had the longest unbroken career as an MP, for one seat, Carnarvon Boroughs, from a by-election on 10 April 1890 until his death on 26 March 1945, a period of 54 years and 350 days. He received a peerage on 1 January 1945 but was not able to take his seat in the Lords. From 1929 he had been Father of the House. His career as PM covered the terms of eleven other prime ministers, from Lord Salisbury (first ministry) to Winston Churchill (first ministry). Alec Douglas-Home had the longest interval between terms of service in the Commons. He automatically vacated his Commons seat at Lanark on 11 July 1951 by succeeding his father and going to the House of Lords as the 14th Earl of Home. He gained his next Commons seat at Kinross and Western Perthshire in a by-election on 7 November 1963, after becoming prime minister and disclaiming his hereditary peerage. The interval between these terms as MP was 12 years and 123 days. He had a previous interval out of the Commons between defeat in the 1945 General Election and returning in that of 1950 over four years later. No parliamentary constituency has been represented by more than one serving prime minister. Four future prime ministers sat for Newport, Isle of Wight (constituency abolished 1832): Lord Palmerston and Arthur Wellesley (later the Duke of Wellington) in 1807–1809, George Canning in 1826–1827 and William Lamb, later Lord Melbourne in April–May 1827. It is rare for veteran prime ministers sitting in the Commons to lose seats through electoral defeat at subsequent general elections. Those who have are: Arthur Balfour (Manchester East) in 1906 H. H. Asquith (East Fife) in 1918 Ramsay MacDonald (Seaham) in 1935 PMs who were Fathers of the House Five prime ministers through longest unbroken service became Father of the House. Henry Campbell-Bannerman was the first prime minister to achieve this status, uniquely while in office, in 1907. He was still serving as an MP when he died shortly after retiring as prime minister. The others listed in the table below became Father after