Records of Prime Ministers of the United Kingdom combined with his first term (13 July 176530 July 1766) his total time in office was 1 year and 113 days, which exceeds the total periods of several other Prime Ministers. (The Duke of Wellington had also served as Prime Minister between 1828 and 1830.) Consequently, the Prime Minister with the total shortest period in office was George Canning, whose sole term lasted 119 days from 12 April 1827 until his death on 8 August 1827. The Prime Minister with the longest period between the start of their first appointment and the end of their final term was the Duke
Records of Prime Ministers of the United Kingdom Eleven Prime Ministers have served their entire terms as Members of the House of Commons but were elevated to the House of Lords afterwards by being created peers: In contrast 17 Prime Ministers preceding the current (Theresa May) have never become members of the House of Lords. Henry Pelham (served 1743 to his death in 1754) was the first to be a lifelong 'Commoner' but the convention of Prime Ministers leading from the House of Commons only became established in the 20th century. Holders of Irish peerages (with the exception of 28 Irish representative peers allowed after 1801, who were