Records of Prime Ministers of the United Kingdom Wilmington to Theresa May) University college with most alumni Prime MinistersChrist Church, Oxford13 (George Grenville to Sir Alec Douglas-Home) Vocational institution with most Prime Ministers as studentsThe Inns of Court11 (Lord Wilmington to Tony Blair). Of these, eight passed through Lincoln's Inn (William Pitt the Younger to Tony Blair). The first Prime Minister never to have been a university graduate was the Duke of Devonshire (served 1756–57), the last (as of ) was John Major (served 1990–97). The earliest Prime Minister to be an armed forces veteran was Henry Pelham, Prime Minister in 1743–54, who had served as a volunteer
Commonwealth Prime Ministers' Conference as the continuation of the British Empire and the centralisation of power in the British Commonwealth Office (the one meeting outside London, in Lagos, was an extraordinary meeting held in January 1966 to coordinate policies towards Rhodesia). Two supplementary meetings were also held during this period: a Commonwealth Statesmen's meeting to discuss peace terms in April 1945, and a Commonwealth Economic Conference in 1952. The first British Commonwealth Prime Ministers' Conference was held May 1–16, 1944 in order to coordinate the war effort. In attendance were: The British Commonwealth leaders agreed to support the Moscow Declaration and reached agreement regarding