Historical rankings of Prime Ministers of the United Kingdom from his second term only. In 2013, a group of academic staff and students at Royal Holloway, University of London, conducted a postal survey of British Members of Parliament, asking them to evaluate the success of post-war British prime ministers. Some 158 MPs replied to the survey, a response rate of 24%. The respondents included 69 Conservatives, 67 Labour MPs, 14 Liberal Democrats and 8 MPs from other parties. The survey used the same question employed in the 2004 and 2010 University of Leeds studies: MPs were asked how successful or unsuccessful they considered each Prime Minister to have been
Spouse of the Prime Minister of the United Kingdom Spouse of the Prime Minister of the United Kingdom The spouse of the Prime Minister of the United Kingdom is the wife or husband of the Prime Minister of the United Kingdom. To date, there have been forty-four women and two men who have been married to British prime ministers in office. There have also been four bachelor and nine widower prime ministers; the last bachelor was Edward Heath (1970–1974) and the last widower was Ramsay MacDonald (1924, 1929–1935). The Duke of Grafton (1766–1768) is the only Prime Minister to have divorced and remarried while in office. The spouse of