Just and idea of mine. What if Remain wins by a 52-48 percent margin?
Prime Ministers of the United Kingdom: Remain means Remain
David Cameron (Conservative) 11 May, 2010 - 30 September, 2017
2010 (Short. 20, 36.1%): Gordon Brown (Labour, 258 seats, 29.0%), Nick Clegg (Liberal Democrat, 57 seats, 23.0%), Peter Robinson (Democratic Unionist, 8 seats, 0.6%), Alex Salmond (Scottish National, 6 seats, 1.7%), Gerry Adams (Sinn Féin, 5 seats, 0.6%), Ieuan Wyn Jones (Plaid Cymru, 3 seats, 0.6%), Margaret Ritchie (Social Democratic & Labour, 6 seats, 0.4%), Caroline Lucas (Green, 1 seat, 1.0%), David Ford (Alliance, 1 seat, 0.1%), John Bercow (Speaker, 1 seat, 0.08%), Sylvia Hermon (Independent, 1 seat, 0.07%)
2015 (Maj. 4, 36.9%): Ed Miliband (Labour, 232 seats, 30.4%), Nicola Sturgeon (Scottish National, 56 seats, 4.7%), Nick Clegg (Liberal Democrat, 8 seats, 7.9%), Peter Robinson (Democratic Unionist, 8 seats, 0.6%), Gerry Adams (Sinn Féin, 4 seats, 0.6%), Leanne Wood (Plaid Cymru, 3 seats, 0.6%), Alasdair McDonnell (Social Democratic & Labour, 3 seats, 0.3%), Mike Nesbitt (Ulster Unionist, 2 seats, 0.4%), Nigel Farage (UKIP, 1 seat, 12.6%), Natalie Bennett (Green, 1 seat, 3.6%), John Bercow (Speaker, 1 seat, 0.1%), Sylvia Hermon (Independent Unionist, 1 seat, 0.06%)
Boris Johnson (Conservative) 30 September, 2017 - 12 October, 2018
Conservative Party, UK Leadership Election, 2017: George Osborne, Theresa May, Liam Fox, Sajid Javid
2018 (Short 12, 36.2%): Jeremy Corbyn (Labour, 233 seats, 34.5%), Nicola Sturgeon (Scottish National, 40 seats, 3.1%), Vince Cable (Liberal Democrat, 18 seats, 13.5%), Arlene Foster (Democratic Unionist, 10 seats, 1.5%), Mary Lou McDonald (Sinn Féin, 7 seats, 0.7%), Leanne Wood (Plaid Cymru, 2 seats, 0.5%), Jonathan Bartley & Caroline Lucas (Green, 1 seat, 1.6%)
Philip Hammond (Conservative) 12 October, 2018 - present
Conservative Party, UK Leadership Election, 2018: Michael Gove, David Davis
2019 (Maj. 60, 40.0%): Jeremy Corbyn (Labour, 197 seats, 31.3%), Nicola Sturgeon (Scottish National, 37 seats, 2.9%), Vince Cable (Liberal Democrat, 16 seats, 9.8%), Arlene Foster (Democratic Unionist, 10 seats, 1.1%), Mary Lou McDonald (Sinn Féin, 7 seats, 0.7%), Leanne Wood (Plaid Cymru, 2 seats, 0.5%), Jonathan Bartley & Caroline Lucas (Green, 1 seat, 3.0%)