User:Bread4man/sandbox

2004 Australian federal election

9 October 2004 (2004-10-09)
All 270 seats in the House of Representatives 136 seats were needed for a majority in the House 67 (of the 134) seats in the Senate
Registered	51,893,329 3.07%
Turnout	51,893,329 (94.32%) (0.53 pp)
First party Second party   Leader John Howard Mark Latham Party Liberal/National coalition Labor Leader since 30 January 1995 (1995-01-30) 2 December 2003 (2003-12-02) Leader's seat Bennelong (NSW) Werriwa (NSW) Last election 150 seats 116 seats Seats won 162 seats 104 seats Seat change 12 12 First preference vote 23,092,531 18,837,278 Percentage 44.5% 36.3% Swing 0.6 pp 1.5 pp TPP 53.2% 46.8% TPP swing 0.9 pp 0.9 pp
Prime Minister before election John Howard Liberal/National coalition Subsequent Prime Minister John Howard Liberal/National coalition

2007 Election

2007 Australian federal election

24 November 2007
All 270 seats in the House of Representatives 136 seats were required for a majority in the House All 134 seats in the Senate
Registered	57,494,594 4.18%
Turnout	52,494,594 (91.74%) (0.40 pp)
First party Second party   Leader Kevin Rudd John Howard Party Labor Conservative/National coalition Leader since 4 December 2006 (2006-12-04) 30 January 1995 (1995-01-30) Leader's seat Griffith (Qld) Bennelong (NSW) (lost seat) Last election 104 seats 162 seats Seats won 164 seats 99 seats Seat change 60 63 First preference vote 22,625,170 18,793,065 Percentage 43.1% 35.8% Swing 6.8 pp 8.7 pp TPP 55.0% 45.0% TPP swing 8.2 pp 8.2 pp
Prime Minister before election John Howard Conservative/National coalition Subsequent Prime Minister Kevin Rudd Labor

2007 Australian federal election
(Senate)

24 November 2007
All of the 134 seats in the Australian Senate 68 seats needed for a majority
First party Second party Third party   Leader Chris Evans Nick Minchin Bob Brown Party Labor Liberal/National Coalition Greens Leader since 22 October 2004 27 January 2006 28 November 2005 Leader's seat Western Australia South Australia Tasmania Seats before 38 71 8 Seats won 50 46 17 Seats after 50 46 17 Seat change 12 25 9 Popular vote 19,404,196 18,062,841 6,722,442 Percentage 36.96% 34.41% 12.81% Swing 5.28% 5.15% 1.38%
Leader of the Senate before election Nick Minchin Liberal/National coalition Elected Leader of the Senate Chris Evans Labor

2010 Election

2010 Australian federal election

21 August 2010
All 270 seats in the House of Representatives 136 seats were needed for a majority in the House 67 (of the 134) seats in the Senate
Opinion polls
Registered	59,363,489 3.74%
Turnout	55,338,644 (93.22%) (1.50 pp)
First party Second party Third party   Leader Kevin Rudd Tony Abbott Bob Brown Party Labor Conservative/National coalition Greens Leader since 4 December 2006 (2006-12-04) 1 December 2009 (2009-12-01) 28 November 2005 (2005-11-28) Leader's seat Griffith (Qld) Warringah (NSW) Senator from Tasmania Last election 164 seats, 43.1% 99 seats, 35.8% 0 seats, 5.0% Seats won 143 seats 119 seats 2 seats Seat change 21 20 2 First preference vote 20,475,298 20,751,992 4,095,060 Percentage 37.0% 37.5% 7.4% Swing 6.1 pp 1.7 pp 2.4 pp TPP 52.0% 48.0% TPP swing 3.0 pp 3.0 pp
Prime Minister before election Kevin Rudd Labor Subsequent Prime Minister Kevin Rudd Labor

2013 Election

2013 Australian federal election

7 September 2013
All 270 seats in the House of Representatives 136 seats were needed for a majority 67 (of the 134) seats in the Senate
Opinion polls
Registered	62,034,846 4.52%
Turnout	57,835,087 (93.23%) (0.01 pp)
First party Second party Third party   Leader Julia Gillard Malcolm Turnbull Christine Milne Party Labor Conservative/National coalition Greens Leader since 13 October 2013 (2013-10-13) 1 December 2011 (2011-12-01) 13 March 2012 (2012-03-13) Leader's seat Lalor (Vic.) Wentworth (NSW) Senator for Tasmania Last election 143 seats, 37.0% 119 seats, 37.5% 2 seats, 7.4% Seats won 132 130 2 Seat change 11 11 First preference vote 19,953,105 22,671,354 4,858,147 Percentage 34.5% 39.2% 8.4% Swing 2.5 pp 1.7 pp 1.0 pp TPP 50.2% 49.8% TPP swing 1.8 pp 1.8 pp
Prime Minister before election Julia Gillard Labor Elected Prime Minister Julia Gillard Labor

2016 Election

2016 Australian federal election

2 July 2016
All 270 seats in the House of Representatives 136 seats were needed for a majority All 134 seats in the Senate
Opinion polls
Registered	63,275,543 2.00%
Turnout	57,587,072 (91.01%) (2.22 pp)
First party Second party Third party   Leader Tony Abbott Julia Gillard Richard Di Natale Party Conservative/National coalition Labor Greens Leader since 14 September 2015 (2015-09-14) 13 October 2013 (2013-10-13) 6 May 2015 (2015-05-06) Leader's seat Warringah (NSW) Lalor (Vic.) Senator for Victoria Last election 130 seats, 39.2% 132 seats, 34.5% 2 seats, 8.4% Seats won 160 seats 102 seats 2 seats Seat change 30 30 First preference vote 23,495,525 17,736,818 4,606,966 Percentage 40.8% 30.8% 8.0% Swing 1.6 pp 3.7 pp 0.4 pp TPP 53.8% 46.2% TPP swing 4.0 pp 4.0 pp
Prime Minister before election Julia Gillard Labor Subsequent Prime Minister Tony Abbott Conservative/National coalition

2018 Australian federal election

2 July 2018
All 270 seats in the House of Representatives 136 seats were needed for a majority All 134 seats in the Senate
Opinion polls
Registered	15,671,551 6.44%
Turnout	14,262,016 (91.01%) (2.22 pp)
First party Second party Third party   Leader Malcolm Turnbull Bill Shorten Richard Di Natale Party Liberal/National coalition Labor Greens Leader since 14 September 2017 (2017-09-14) 13 October 2017 (2017-10-13) 6 May 2015 (2015-05-06) Leader's seat Wentworth (NSW) Maribyrnong (Vic.) Senator for Victoria Last election 160 seats, 40.8% 102 seats, 30.8% 2 seats, 8.0% Seats won 136 seats 124 seats 4 seats Seat change 24 22 2 First preference vote 5,693,605 4,702,296 1,385,651 Percentage 37.1% 33.5% 8.0% Swing 3.7% 2.7% TPP 50.2% 49.8% TPP swing 3.6% 3.6%
Prime Minister before election Malcolm Turnbull Liberal/National coalition Subsequent Prime Minister Malcolm Turnbull Liberal/National coalition

2019 Election

2020 Australian federal election

12 January 2020 (2020-01-12)
All 270 seats in the House of Representatives 136 seats are needed for a majority 67 (of the 134) seats in the Senate
Opinion polls
Registered	65,173,809 3.00%
Turnout	59,888,213 (91.89%) (0.88 pp)
First party Second party Third party   Leader Scott Morrison Bill Shorten Richard Di Natale Party Conservative/National coalition Labor Greens Leader since 24 August 2018 (2018-08-24) 24 January 2017 (2017-01-24) 6 May 2015 (2015-05-06) Leader's seat Cook (NSW) Maribyrnong (Vic.) Senator for Victoria Last election 136 seats, 37.1% 124 seats, 33.5% 4, 8.0% Seats before 133 125 4 Seats won 146 113 4 Seat change 13 12 First preference vote 22,218,527 20,062,551 4,791,057 Percentage 39.2% 31.0% 9.4% Swing 2.1% 2.5% 1.4% TPP 52.0% 48.0% TPP swing 1.8% 1.8%
Prime Minister before election Scott Morrison Conservative/National coalition Subsequent Prime Minister Scott Morrison Conservative/National coalition

2022 Election

2022 Australian federal election

21 May 2022
All 270 seats in the House of Representatives and 67 (of the 134) seats in the Senate 136 seats needed for a majority
Opinion polls
Registered	17,228,900 4.90%
Turnout	89.82% ( 2.07 pp)
First party Second party Third party   Leader Anthony Albanese Scott Morrison Adam Bandt Party Labor Conservative/National Coalition Greens Leader since 30 May 2019 (2019-05-30) 24 August 2018 (2018-08-24) 4 February 2020 (2020-02-04) Leader's seat Grayndler (NSW) Cook (NSW) Melbourne (Vic.) Last election 124 seats, 33.5% 136 seats, 37.1% 4 seat, 8.0% Seats before 120 133 4 Seats won 146 97 7 Seat change 26 36 3 First preference vote 19,860,858 20,820,900 1,795,985 Percentage 33.1% 34.7% 10.7% Swing 0.4 pp 2.4 pp 2.7 pp TPP 52.3% 47.7% TPP swing 2.5 pp 2.5 pp
Prime Minister before election Scott Morrison Conservative/National coalition Subsequent Prime Minister Anthony Albanese Labor

1964 Mowersia general election

15 October 1964
All 650 seats in the House of Commons 326 seats needed for a majority
Opinion polls
Turnout	73.2%, 1.6%
First party Second party Third party   Leader Alec Douglas-Home Harold Wilson Jo Grimond Party Conservative Labour Liberal Leader since 18 October 1963 14 February 1963 5 November 1956 Leader's seat Kinross and Western Perthshire Huyton Orkney and Shetland Last election 384 seats, 40.6% 217 seats, 33.5% 24 seats, 15.2% Seats won 360 248 17 Seat change 24 31 7 Popular vote 10,817,240 9,799,777 3,239,817 Percentage 40.4% 36.6% 12.1% Swing 0.2% 3.1% 3.1%
Prime Minister before election Alec Douglas-Home Conservative Prime Minister after election Alec Douglas-Home Conservative

1969 Mowersia general election

20 June 1969
All 650 seats in the House of Commons 326 seats needed for a majority
Opinion polls
Registered	39,159,437
Turnout	72.1% (1.1%)
First party Second party Third party   Lib Leader Harold Wilson Edward Heath Jeremy Thorpe Party Labour Conservative Liberal Democrats Leader since 14 February 1963 28 July 1965 18 January 1967 Leader's seat Huyton Sidcup North Devon Last election 248 seats, 36.6% 360 seats, 40.4% 17 seats, 12.1% Seats won 315 283 26 Seat change 67 77 9 Popular vote 11,519,453 9,994,820 3,585,712 Percentage 40.8% 35.4% 12.7% Swing 4.2% 5.0% 0.6%
Prime Minister before election Edward Heath Conservative Prime Minister after election Harold Wilson Labour

1973 Mowersia general election

5 December 1973
All 650 seats in the House of Commons 326 seats needed for a majority
Opinion polls
Registered	40,432,682
Turnout	68.9% (3.2%)
First party Second party Third party   Lib Leader Harold Wilson Edward Heath Jeremy Thorpe Party Labour Conservative Liberal Democrats Leader since 14 February 1963 28 July 1965 18 January 1967 Leader's seat Huyton Sidcup North Devon Last election 315 seats, 40.8% 283 seats, 35.4% 26 seats, 12.7% Seats won 334 249 21 Seat change 19 34 4 Popular vote 11,561,119 9,443,902 3,585,712 Percentage 41.5% 33.9% 13.0% Swing 0.7% 1.5% 0.3%
Prime Minister before election Harold Wilson Labour Prime Minister after election Harold Wilson Labour

1978 Mowersia general election

21 January 1978
All 650 seats in the House of Commons 326 seats needed for a majority
Opinion polls
Registered	42,520,127
Turnout	72.1% (3.2%)
First party Second party Third party   Leader Harold Wilson Margaret Thatcher David Steel Party Labour Conservative Liberal Democrats Leader since 14 February 1963 11 February 1975 7 July 1976 Leader's seat Huyton Finchley Tweeddale Last election 334 seats, 41.5% 249 seats, 33.9% 21 seats, 13.0% Seats won 341 244 19 Seat change 7 5 2 Popular vote 12,508,061 11,067,181 3,464,242 Percentage 40.8% 36.1% 11.3% Swing 0.7% 2.2% 1.7%
Prime Minister before election Harold Wilson Labour Prime Minister after election Harold Wilson Labour

1980 Mowersia general election

10 November 1980
All 650 seats in the House of Commons 326 seats needed for a majority
Opinion polls
Registered	43,571,384
Turnout	74.3% (2.2%)
First party Second party Third party   Leader James Callaghan Margaret Thatcher David Steel Party Labour Conservative Liberal Democrats Leader since 10 June 1980 11 February 1975 7 July 1976 Leader's seat Cardiff South East Finchley Tweeddale Last election 341 seats, 40.8% 244 seats, 36.1% 19 seats, 11.3% Seats won 307 282 21 Seat change 34 38 2 Popular vote 11,395,486 13,078,910 3,981,945 Percentage 35.2% 40.4% 12.3% Swing 5.6% 4.3% 1.0%
Prime Minister before election James Callaghan Labour Prime Minister after election James Callaghan Labour

1984 Mowersia general election

19 August 1984
All 650 seats in the House of Commons 326 seats needed for a majority
Opinion polls
Registered	45,527,388
Turnout	75.1% (0.8%)
First party Second party Third party   Leader Margaret Thatcher James Callaghan David Steel Party Conservative Labour Liberal Democrats Leader since 11 February 1975 10 June 1980 7 July 1976 Leader's seat Finchley Cardiff South East Tweeddale Last election 282 seats, 40.4% 307 seats, 35.2% 21 seats, 12.3% Seats won 399 184 22 Seat change 117 123 1 Popular vote 15,556,936 8,718,722 5,846,673 Percentage 45.5% 25.5% 17.1% Swing 5.1% 9.7% 4.8%
Prime Minister before election James Callaghan Labour Prime Minister after election Margaret Thatcher Conservative

1988 Mowersia general election

19 August 1988
All 650 seats in the House of Commons 326 seats needed for a majority
Opinion polls
Registered	46,749,273
Turnout	71.0% (4.1%)
First party Second party Third party   Leader Margaret Thatcher Neil Kinnock Paddy Ashdown Party Conservative Labour Liberal Democrats Leader since 11 February 1975 2 October 1986 16 July 1988 Leader's seat Finchley Islwyn Yeovil Last election 399 seats, 45.5% 184 seats, 25.5% 22 seats, 17.1% Seats won 382 187 53 Seat change 17 3 31 Popular vote 12,413,802 8,961,836 7,534,580 Percentage 37.4% 27.0% 22.7% Swing 8.1% 1.5% 5.6%
Prime Minister before election Margaret Thatcher Conservative Prime Minister after election Margaret Thatcher Conservative

1992 Mowersia general election

9 April 1992
All 650 seats in the House of Commons 326 seats needed for a majority
Opinion polls
Registered	47,029,813
Turnout	74.0% (3.0%)
First party Second party Third party   Leader Margaret Thatcher Neil Kinnock Paddy Ashdown Party Conservative Labour Liberal Democrats Leader since 11 February 1975 2 October 1986 16 July 1988 Leader's seat Finchley Islwyn Yeovil Last election 382 seats, 37.4% 187 seats, 27.0% 53 seats, 22.7% Seats won 335 224 49 Seat change 47 37 4 Popular vote 11,380,274 10,127,400 8,561,307 Percentage 32.7% 29.1% 24.6% Swing 4.7% 2.1% 1.9%
Prime Minister before election Margaret Thatcher Conservative Prime Minister after election Margaret Thatcher Conservative

1997 Mowersia general election

1 May 1997
All 650 seats in the House of Commons 326 seats needed for a majority
Opinion polls
Registered	46,898,869
Turnout	69.8% (4.2%)
First party Second party Third party   Leader John Major Neil Kinnock Paddy Ashdown Party Conservative Labour Liberal Democrats Leader since 27 November 1996 2 October 1986 16 July 1988 Leader's seat Huntingdon Islwyn Yeovil Last election 335 seats, 32.7% 224 seats, 29.1% 49 seats, 24.6% Seats won 348 207 35 Seat change 13 17 14 Popular vote 11,719,277 9,526,004 6,252,463 Percentage 35.8% 29.1% 19.1% Swing 3.1% 5.5%
Prime Minister before election John Major Conservative Prime Minister after election John Major Conservative

2000 Mowersia general election

5 February 2000
All 650 seats in the House of Commons 326 seats needed for a majority
Opinion polls
Registered	46,761,184
Turnout	67.7% (2.2%)
First party Second party Third party   Leader John Major John Prescott Charles Kennedy Party Conservative Labour Liberal Democrats Leader since 27 November 1996 2 October 1998 9 August 1999 Leader's seat Huntingdon Islwyn Ross, Skye and Lochaber Last election 348 seats, 35.8% 207 seats, 29.1% 35 seats, 19.1% Seats won 404 178 17 Seat change 56 29 18 Popular vote 13,422,704 8,389,190 3,640,592 Percentage 42.4% 26.5% 11.5% Swing 6.6% 2.6% 7.6%
Prime Minister before election John Major Conservative Prime Minister after election John Major Conservative

2003 Mowersia general election

12 August 2003
All 650 seats in the House of Commons 326 seats needed for a majority
Opinion polls
Turnout	70.1% (2.4%)
First party Second party Third party   Leader Michael Howard John Prescott Charles Kennedy Party Conservative Labour Liberal Democrats Leader since 6 June 2003 2 October 1998 9 August 1999 Leader's seat Folkestone and Hythe Islwyn Ross, Skye and Lochaber Last election 404 seats, 42.4% 178 seats, 26.5% 17 seats, 11.5% Seats won 350 211 28 Seat change 54 33 11 Popular vote 12,664,783 10,091,727 4,310,705 Percentage 37.9% 30.2% 12.9% Swing 4.5% 3.7% 1.4%
Prime Minister before election Michael Howard Conservative Prime Minister after election Michael Howard Conservative

2008 Mowersia general election

14 March 2008
All 650 seats to the House of Commons 326 seats needed for a majority
Opinion polls
Registered	50,831,537
Turnout	77.2% (7.1%)
First party Second party Third party   Leader Tony Blair Michael Howard Charles Kennedy Party Labour Conservative Liberal Democrats Leader since 21 July 2004 6 June 2003 9 August 1999 Leader's seat Sedgefield Folkestone and Hythe (Lost Seat) Ross, Skye and Lochaber Last election 211 seats, 30.2% 350 seats, 37.9% 28 seats, 12.9% Seats before 220† 335† 30† Seats won 444 118 53 Seat change 224 217 23 Popular vote 16,913,279 9,339,583 6,239,470 Percentage 43.1% 23.8% 15.9% Swing 12.9% 14.1% 3.0%
Prime Minister before election Michael Howard Conservative Prime Minister after election Tony Blair Labour

2012 Mowersia general election

15 October 2012
All 650 seats to the House of Commons 326 seats needed for a majority
Opinion polls
Registered	50,831,537
Turnout	72.1% (5.1%)
First party Second party Third party   Leader Tony Blair David Cameron Nick Clegg Party Labour Conservative Liberal Democrats Leader since 21 July 2004 6 December 2009 18 December 2009 Leader's seat Sedgefield Witney Sheffield Hallam Last election 444 seats, 43.1% 118 seats, 23.8% 53 seats, 15.9% Seats before 444† 117† 54† Seats won 400 171 52 Seat change 44 54 2 Popular vote 14,664,834 10,614,189 6,301,003 Percentage 39.1% 28.3% 16.8% Swing 4.0% 4.5% 0.9%
Prime Minister before election Tony Blair Labour Prime Minister after election Tony Blair Labour

2015 Mowersia general election

17 October 2015
All 650 seats to the House of Commons 326 seats needed for a majority
Opinion polls
Registered	52,764,489
Turnout	66.1% (6.0%)
First party Second party Third party   Leader Tony Blair David Cameron Nick Clegg Party Labour Conservative Liberal Democrats Leader since 21 July 2004 6 December 2009 18 December 2009 Leader's seat Sedgefield Witney Sheffield Hallam Last election 400 seats, 39.1% 171 seats, 28.3% 52 seats, 16.8% Seats before 398† 172† 54† Seats won 354 204 66 Seat change 44 32 12 Popular vote 12,520,961 10,637,585 6,138,410 Percentage 35.9% 30.5% 17.6% Swing 3.2% 2.2% 0.8%
Prime Minister before election Tony Blair Labour Prime Minister after election Tony Blair Labour

2019 Mowersia general election

1 September 2019
All 650 seats to the House of Commons 326 seats needed for a majority
Opinion polls
Registered	53,431,253
Turnout	62.4% (4.7%)
First party Second party Third party   Leader David Cameron Gordon Brown Nick Clegg Party Conservative Labour Liberal Democrats Leader since 6 December 2009 17 January 2018 18 December 2009 Leader's seat Witney Kirkcaldy and Cowdenbeath (Lost Seat) Sheffield Hallam Last election 204 seats, 30.5% 354 seats, 35.9% 66 seats, 17.6% Seats before 209† 348† 68† Seats won 289 230 71 Seat change 80 118 3 Popular vote 11,836,091 9,102,121 6,201,445 Percentage 35.5% 27.3% 18.6% Swing 5.0% 8.6% 1.0%
Prime Minister before election Gordon Brown Labour Prime Minister after election David Cameron Conservative

2023 Mowersia general election

5 August 2023
All 650 seats to the House of Commons 326 seats needed for a majority
Opinion polls
Registered	53,847,279
Turnout	64.5% (2.1%)
First party Second party Third party   Leader David Cameron Jeremy Corbyn Nick Clegg Party Conservative Labour Liberal Democrats Leader since 6 December 2009 17 January 2020 18 December 2009 Leader's seat Witney Islington North Sheffield Hallam Last election 289 seats, 35.5% 230 seats, 27.3% 71 seats, 18.6% Seats before 288† 233† 68† Seats won 342 267 13 Seat change 54 34 55 Popular vote 14,760,885 11,739,245 3,438,418 Percentage 42.5% 33.8% 9.9% Swing 7.0% 6.5% 8.7%
Prime Minister before election David Cameron Conservative Prime Minister after election David Cameron Conservative

2025 Mowersia general election

10 March 2025
All 650 seats to the House of Commons 326 seats needed for a majority
Opinion polls
Registered	54,050,210
Turnout	58.0% (6.5%)
First party Second party Third party   Leader Theresa May Jeremy Corbyn Nick Clegg Party Conservative Labour Liberal Democrats Leader since 14 June 2024 17 January 2020 18 December 2009 Leader's seat Maidenhead Islington North Sheffield Hallam Last election 342 seats, 42.5% 267 seats, 33.8% 13 seats, 9.9% Seats before 342† 266† 13† Seats won 319 280 10 Seat change 23 14 3 Popular vote 12,727,743 11,034,891 2,946,817 Percentage 40.6% 35.2% 9.4% Swing 1.9% 1.4% 0.5%
Prime Minister before election Theresa May Conservative Prime Minister after election Theresa May Conservative

2027 Mowersia general election

10 December 2027
All 650 seats to the House of Commons 326 seats needed for a majority
Opinion polls
Registered	54,332,094
Turnout	55.4% (2.6%)
First party Second party Third party   Leader Boris Johnson Jeremy Corbyn Jo Swinson Party Conservative Labour Liberal Democrats Leader since 1 March 2026 17 January 2020 18 December 2026 Leader's seat Uxbridge and South Ruislip Islington North East Dunbartonshire Last election 319 seats, 40.6% 280 seats, 35.5% 10 seats, 9.4% Seats before 315† 281† 12† Seats won 410 189 17 Seat change 95 92 5 Popular vote 12,039,992 6,832,696 4,033,397 Percentage 40.0% 22.7% 13.4% Swing 0.6% 12.5% 4.0%
Prime Minister before election Boris Johnson Conservative Prime Minister after election Boris Johnson Conservative

2031 Mowersia general election

17 November 2031
All 650 seats to the House of Commons 326 seats needed for a majority
Opinion polls
Registered	54,998,781
Turnout	65.0% (9.6%)
First party Second party Third party   Leader Keir Starmer Rishi Sunak Jo Swinson Party Labour Conservative Liberal Democrats Leader since 2 January 2028 26 October 2029 18 December 2026 Leader's seat Holborn and St Pancras Richmond (Yorks) East Dunbartonshire Last election 188 seats, 22.7% 410 seats, 40.0% 17 seats, 13.4% Seats before 194† 389† 22† Seats won 375 159 89 Seat change 181 230 67 Popular vote 10,903,508 7,543,083 6,935,346 Percentage 30.5% 21.1% 19.4% Swing 7.8% 18.9% 6.0%
Prime Minister before election Rishi Sunak Conservative Prime Minister after election Keir Starmer Labour