<P> The Labour Party is a founder member of the Party of European Socialists (PES). The European Parliamentary Labour Party's 20 MEPs are part of the Socialists and Democrats (S&D), the second largest group in the European Parliament . The Labour Party is represented by Emma Reynolds in the PES Presidency . </P> <P> The party was a member of the Labour and Socialist International between 1923 and 1940 . Since 1951 the party has been a member of the Socialist International, which was founded thanks to the efforts of the Clement Attlee leadership . However, in February 2013, the Labour Party NEC decided to downgrade participation to observer membership status, "in view of ethical concerns, and to develop international co-operation through new networks". Labour was a founding member of the Progressive Alliance international founded in co-operation with the Social Democratic Party of Germany and other social - democratic parties on 22 May 2013 . </P> <Table> <Tr> <Th> Election </Th> <Th> Leader </Th> <Th_colspan="2"> Votes </Th> <Th_colspan="2"> Seats </Th> <Th> Position </Th> <Th> Resulting government </Th> </Tr> <Tr> <Th> #</Th> <Th>% </Th> <Th> #</Th> <Th> ± </Th> </Tr> <Tr> <Th> 1900 </Th> <Td> Keir Hardie </Td> <Td> 62,698 </Td> <Td> 1.8 </Td> <Td> 2 / 670 </Td> <Td> </Td> <Td> 5th </Td> <Td> Conservative--Liberal Unionist </Td> </Tr> <Tr> <Th> 1906 </Th> <Td> Keir Hardie </Td> <Td> 321,663 </Td> <Td> 5.7 </Td> <Td> 29 / 670 </Td> <Td> 27 </Td> <Td> 4th </Td> <Td> Liberal </Td> </Tr> <Tr> <Th> Jan - 1910 </Th> <Td> Arthur Henderson </Td> <Td> 505,657 </Td> <Td> 7.6 </Td> <Td> 40 / 670 </Td> <Td> 11 </Td> <Td> 4th </Td> <Td> Liberal minority </Td> </Tr> <Tr> <Th> Dec - 1910 </Th> <Td> George Nicoll Barnes </Td> <Td> 371,802 </Td> <Td> 7.1 </Td> <Td> 42 / 670 </Td> <Td> </Td> <Td> 4th </Td> <Td> Liberal minority </Td> </Tr> <Tr> <Th> 1918 </Th> <Td> William Adamson </Td> <Td> 2,245,777 </Td> <Td> 21.5 </Td> <Td> 57 / 707 </Td> <Td> 15 </Td> <Td> 4th </Td> <Td> Liberal--Conservative </Td> </Tr> <Tr> <Th> 1922 </Th> <Td> J.R. Clynes </Td> <Td> 4,076,665 </Td> <Td> 29.7 </Td> <Td> 142 / 615 </Td> <Td> 85 </Td> <Td> 2nd </Td> <Td> Conservative </Td> </Tr> <Tr> <Th> 1923 </Th> <Td> Ramsay MacDonald </Td> <Td> 4,267,831 </Td> <Td> 30.7 </Td> <Td> 191 / 625 </Td> <Td> 49 </Td> <Td> 2nd </Td> <Td> Labour minority </Td> </Tr> <Tr> <Th> 1924 </Th> <Td> Ramsay MacDonald </Td> <Td> 5,281,626 </Td> <Td> 33.3 </Td> <Td> 151 / 615 </Td> <Td> 40 </Td> <Td> 2nd </Td> <Td> Conservative </Td> </Tr> <Tr> <Th> 1929 </Th> <Td> Ramsay MacDonald </Td> <Td> 8,048,968 </Td> <Td> 37.1 </Td> <Td> 287 / 615 </Td> <Td> 136 </Td> <Td> 1st </Td> <Td> Labour minority </Td> </Tr> <Tr> <Th> 1931 </Th> <Td> Arthur Henderson </Td> <Td> 6,339,306 </Td> <Td> 30.8 </Td> <Td> 52 / 615 </Td> <Td> 235 </Td> <Td> 2nd </Td> <Td> National Labour - Conservative--Liberal </Td> </Tr> <Tr> <Th> 1935 </Th> <Td> Clement Attlee </Td> <Td> 7,984,988 </Td> <Td> 38.0 </Td> <Td> 154 / 615 </Td> <Td> 102 </Td> <Td> 2nd </Td> <Td> Conservative--National Labour--Liberal National </Td> </Tr> <Tr> <Th> 1945 </Th> <Td> Clement Attlee </Td> <Td> 11,967,746 </Td> <Td> 47.7 </Td> <Td> 393 / 640 </Td> <Td> 239 </Td> <Td> 1st </Td> <Td> Labour </Td> </Tr> <Tr> <Th> 1950 </Th> <Td> Clement Attlee </Td> <Td> 13,266,176 </Td> <Td> 46.1 </Td> <Td> 315 / 625 </Td> <Td> 78 </Td> <Td> 1st </Td> <Td> Labour </Td> </Tr> <Tr> <Th> 1951 </Th> <Td> Clement Attlee </Td> <Td> 13,948,883 </Td> <Td> 48.8 </Td> <Td> 295 / 625 </Td> <Td> 20 </Td> <Td> 2nd </Td> <Td> Conservative </Td> </Tr> <Tr> <Th> 1955 </Th> <Td> Clement Attlee </Td> <Td> 12,405,254 </Td> <Td> 46.4 </Td> <Td> 277 / 630 </Td> <Td> 18 </Td> <Td> 2nd </Td> <Td> Conservative </Td> </Tr> <Tr> <Th> 1959 </Th> <Td> Hugh Gaitskell </Td> <Td> 12,216,172 </Td> <Td> 43.8 </Td> <Td> 258 / 630 </Td> <Td> 19 </Td> <Td> 2nd </Td> <Td> Conservative </Td> </Tr> <Tr> <Th> 1964 </Th> <Td> Harold Wilson </Td> <Td> 12,205,808 </Td> <Td> 44.1 </Td> <Td> 317 / 630 </Td> <Td> 59 </Td> <Td> 1st </Td> <Td> Labour </Td> </Tr> <Tr> <Th> 1966 </Th> <Td> Harold Wilson </Td> <Td> 13,096,629 </Td> <Td> 48.0 </Td> <Td> 364 / 630 </Td> <Td> 47 </Td> <Td> 1st </Td> <Td> Labour </Td> </Tr> <Tr> <Th> 1970 </Th> <Td> Harold Wilson </Td> <Td> 12,208,758 </Td> <Td> 43.1 </Td> <Td> 288 / 630 </Td> <Td> 76 </Td> <Td> 2nd </Td> <Td> Conservative </Td> </Tr> <Tr> <Th> Feb - 1974 </Th> <Td> Harold Wilson </Td> <Td> 11,645,616 </Td> <Td> 37.2 </Td> <Td> 301 / 635 </Td> <Td> 13 </Td> <Td> 1st </Td> <Td> Labour minority </Td> </Tr> <Tr> <Th> Oct - 1974 </Th> <Td> Harold Wilson </Td> <Td> 11,457,079 </Td> <Td> 39.2 </Td> <Td> 319 / 635 </Td> <Td> 18 </Td> <Td> 1st </Td> <Td> Labour </Td> </Tr> <Tr> <Th> 1979 </Th> <Td> James Callaghan </Td> <Td> 11,532,218 </Td> <Td> 36.9 </Td> <Td> 269 / 635 </Td> <Td> 50 </Td> <Td> 2nd </Td> <Td> Conservative </Td> </Tr> <Tr> <Th> </Th> <Td> Michael Foot </Td> <Td> 8,456,934 </Td> <Td> 27.6 </Td> <Td> 209 / 650 </Td> <Td> 60 </Td> <Td> 2nd </Td> <Td> Conservative </Td> </Tr> <Tr> <Th> </Th> <Td> Neil Kinnock </Td> <Td> 10,029,807 </Td> <Td> 30.8 </Td> <Td> 229 / 650 </Td> <Td> 20 </Td> <Td> 2nd </Td> <Td> Conservative </Td> </Tr> <Tr> <Th> 1992 </Th> <Td> Neil Kinnock </Td> <Td> 11,560,484 </Td> <Td> 34.4 </Td> <Td> 271 / 651 </Td> <Td> 42 </Td> <Td> 2nd </Td> <Td> Conservative </Td> </Tr> <Tr> <Th> 1997 </Th> <Td> Tony Blair </Td> <Td> 13,518,167 </Td> <Td> 43.2 </Td> <Td> 419 / 659 </Td> <Td> 148 </Td> <Td> 1st </Td> <Td> Labour </Td> </Tr> <Tr> <Th> 2001 </Th> <Td> Tony Blair </Td> <Td> 10,724,953 </Td> <Td> 40.7 </Td> <Td> 413 / 659 </Td> <Td> 6 </Td> <Td> 1st </Td> <Td> Labour </Td> </Tr> <Tr> <Th> 2005 </Th> <Td> Tony Blair </Td> <Td> 9,562,122 </Td> <Td> 35.3 </Td> <Td> 356 / 646 </Td> <Td> 57 </Td> <Td> 1st </Td> <Td> Labour </Td> </Tr> <Tr> <Th> </Th> <Td> Gordon Brown </Td> <Td> 8,601,441 </Td> <Td> 29.1 </Td> <Td> 258 / 650 </Td> <Td> 98 </Td> <Td> 2nd </Td> <Td> Conservative--Lib Dem </Td> </Tr> <Tr> <Th> 2015 </Th> <Td> Ed Miliband </Td> <Td> 9,339,818 </Td> <Td> 30.5 </Td> <Td> 232 / 650 </Td> <Td> 26 </Td> <Td> 2nd </Td> <Td> Conservative </Td> </Tr> <Tr> <Th> 2017 </Th> <Td> Jeremy Corbyn </Td> <Td> 12,874,985 </Td> <Td> 40.0 </Td> <Td> 262 / 650 </Td> <Td> 30 </Td> <Td> 2nd </Td> <Td> Conservative minority </Td> </Tr> </Table> <Tr> <Th> Election </Th> <Th> Leader </Th> <Th_colspan="2"> Votes </Th> <Th_colspan="2"> Seats </Th> <Th> Position </Th> <Th> Resulting government </Th> </Tr>

When was the last time we had a labour government