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
Records of Prime Ministers of the United Kingdom Ministers, including Thatcher, received it after serving office. As of , the only currently living Knight among them is John Major, knighted in 2005. The first and so far only Prime Minister to have received a British gallantry award was Sir Anthony Eden who won the Military Cross (MC) while serving in the army in the First World War, before entering parliament. After Sir Robert Walpole, three other Prime Ministers have been in office at a time when no former Prime Ministers were alive: After Lord Wilmington, eleven other Prime Ministers have been in office at a time when only