Records of Prime Ministers of the United Kingdom the middle name until the 1980s.) The richest Prime Minister was Lord Derby, with a personal fortune of over £7 million (about £444 million in today's money). The poorest was William Pitt the Younger, who was £40,000 (now over £1 million) in debt by 1800. Three Prime Ministers ultimately died as a result of accidents: Records of Prime Ministers of the United Kingdom The article lists the records of Prime Ministers of Great Britain and of the United Kingdom since 1721. The Prime Minister with the longest single term was Sir Robert Walpole, lasting 20 years and 315 days from
1944 Commonwealth Prime Ministers' Conference 1944 Commonwealth Prime Ministers' Conference The 1944 Commonwealth Prime Ministers' Conference was the first Meeting of the Heads of Government of the British Commonwealth. It was held in the United Kingdom, between 1–16 May 1944, and was hosted by that country's Prime Minister, Winston Churchill. The conference was attended by the Prime Ministers of all of the Dominions within the Commonwealth except Ireland. Attendees included Prime Minister John Curtin of Australia, Prime Minister William Lyon Mackenzie King of Canada, Prime Minister Peter Fraser of New Zealand and Prime Minister Jan Smuts of South Africa. Also attending was Prime Minister Sir