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
Prime Minister of Croatia Yugoslav Federation. Following the January 2000 general election the winning centre-left coalition led by the Social Democratic Party amended the Constitution and effectively stripped the President of most of his executive powers, strengthening the role of the Parliament and the Prime Minister, turning Croatia into a parliamentary republic. The Prime Minister again (as before 1990) became the foremost post in Croatian politics. To date there have been twelve Prime Ministers who have chaired 14 governments since the first multi-party elections. Nine Prime Ministers were members of the Croatian Democratic Union during their terms of office, two were members of the