UK politics

Britain's opposition Labour Party leader Ed Miliband speaks at an election campaign event in Stockton-on -Tees in northern England...Britain's opposition Labour Party leader Ed Miliband speaks at an election campaign event in Stockton-on -Tees in northern England, April 27, 2015. REUTERS/Phil Noble

Phil Noble/Reuters

Britain’s opposition Labour Party leader Ed Miliband speaks at an election campaign event in Stockton-on-Tees in northern England

Deputy Prime minister and Leader of the Liberal Democrats, Nick Clegg, talks to the FT on a train to his constituency in Sheffield.

Charlie Bibby/FT

Deputy Prime minister and Leader of the Liberal Democrats, Nick Clegg is photographed during an interview on a train. Clegg was on his way to his constituency in Sheffield 

A child of a party activist waits for Britain's Prime Minister David Cameron to deliver a speech at a regional campaign launch in Penzance on Thursday in Penzance, England. Britain goes to the polls in a General Election on May 7

Toby Melville/Reuters

A child of a party activist waits for Britain’s Prime Minister David Cameron to deliver a speech at a regional campaign launch in Penzance on Thursday in Penzance, England

The shadow of Britain's Prime Minister Cameron is cast on a screen as he delivers a speech in a garden shed warehouse during a campaign event in Bedford, southern...The shadow of Britain's Prime Minister David Cameron is cast on a screen as he delivers a speech in a garden shed warehouse during a campaign event in Bedford, southern England April 22, 2015.  REUTERS/Toby Melville

Toby Melville/Reuters

The shadow of Britain’s Prime Minister David Cameron is cast on a screen as he delivers a speech in a garden shed warehouse during a campaign event in Bedford, southern England 

Boris Johnson today campaigned in Ramsgate, in the Thanet South constituency on behalf of Conservative candidate, Criag McKinlay.

Charlie Bibby/FT

Boris Johnson campaigns in Ramsgate, in the Thanet South constituency, on behalf of Conservative candidate, Craig McKinlay 

Britain's Prime Minister Cameron delivers a speech with Chancellor of the Exchequer Osborne at Arriva TrainCare in Crewe in northern England...Britain's Prime Minister David Cameron (R) delivers a speech with Chancellor of the Exchequer George Osborne during a campaign stop at Arriva TrainCare in Crewe in northern England, April 20, 2015. REUTERS/Toby Melville

Toby Melville/Reuters

Britain’s Prime Minister David Cameron delivers a speech with Chancellor of the Exchequer George Osborne during a campaign stop at Arriva TrainCare in Crewe in northern England 

SNP candidate for Perthshire South and Ochil, Tasmina Ahmed Sheikh, is joined by Alex Salmond, the SNP candidate for the Gordon constituency during campaigning on Thursday in Milnathort, Scotland

Jeff J Mitchell/Getty Images

SNP candidate for Perthshire South and Ochil, Tasmina Ahmed Sheikh, is joined by Alex Salmond, the SNP candidate for the Gordon constituency during campaigning on Thursday in Milnathort, Scotland

A dog and supporters wait for the arrival of Labour Party leader Ed Miliband in Crouch End, north London as part of his General Election campaign tour.

Stefan Rousseau/PA

A dog and Labour supporters wait for the arrival of party leader Ed Miliband in Crouch End, north London as part of his general election campaign tour

Prime Minister David Cameron poses for a selfie with a local woman as he campaigns in Alnwick, England

Peter Macdiarmid/Getty Images

David Cameron, UK prime minister, poses for a selfie as he campaigns in Alnwick, England ahead of May’s general election.

Nigel Farage, the leader of the United Kingdom Independence Party, laughs during a visit to a factory in Clacton, Essex.

Peter Nicholls/Reuters

Nigel Farage, the leader of the UK Independence party, laughs during a visit to a factory in Clacton, Essex.

George Osborne On The Conservative Party Election Trail In The South West   ***BESTPIX***

Matt Cardy/Getty Images

Chancellor George Osborne watches as old oil is drained from a car that is being serviced in the service and repair workshops as he meets apprentices at Hawkins garage near St Austell on Thursday

British Prime Minister and leader of the...British Prime Minister and leader of the Conservative Party, David Cameron, talks with pupils during a general election campaign visit to the Kings Leadership Academy in Warrington, northwest England, on April 2, 2015. Cameron and opposition leader Ed Miliband face their one and only live television debate of the election campaign on April 2, along with five others in a seven-way contest.  AFP PHOTO / POOL / LEON NEALLEON NEAL/AFP/Getty Images

Leon Neal/AFP/Getty

British Prime Minister and leader of the Conservative Party, David Cameron, talks with pupils during a general election campaign visit to the Kings Leadership Academy in Warrington, northwest England 

Britain's opposition Labour Party leader Ed Miliband greets a woman as he arrives at an election campaign event at the town hall in Bury, northern England...Britain's opposition Labour Party leader Ed Miliband greets a woman as he arrives at an election campaign event at the town hall in Bury, northern England, April 2, 2015. REUTERS/Andrew Yates

Andrew Yates/Reuters

Britain’s opposition Labour Party leader Ed Miliband greets a woman as he arrives at an election campaign event at the town hall in Bury, northern England 

Britain's Prime Minister David Cameron leaves Downing Street to see Queen Elizabeth II for the official dissolution of Parliament, in London, Monday, March 30, 2015. The United Kingdom will go to the polls for a general election on May 7. (AP Photo/Alastair Grant)

Alastair Grant/AP

Britain’s Prime Minister David Cameron leaves Downing Street to see Queen Elizabeth II for the official dissolution of Parliament, in London

LONDON, ENGLAND - MARCH 30: A fox runs in front of 10 Downing Street on March 30, 2015 in London, England. Campaigning in what is predicted to be Britain's closest national election in decades will start after Queen Elizabeth II dissolves Parliament today. (Photo by Carl Court/Getty Images)

Carl Court/Getty

A fox runs in front of 10 Downing Street in London, England. Campaigning in what is predicted to be Britain’s closest general election in decades will start after Queen Elizabeth II dissolves parliament today 

The Labour Party Launch Their 2015 General Election Campaign   ***BESTPIX***...LONDON, ENGLAND - MARCH 27:  Ed Miliband, leader of the Labour Party, arrives at the launch of his political party's general election campaign at the ArcelorMittal Orbit at Olympic Park on March 27, 2015 in London, England. Speaking before Monday's official start of campaigns for the May 7 general election, when Parliament is dissolved, Mr Milliband pledged to prevent further privatisation of the National Health Service.  (Photo by Rob Stothard/Getty Images)   ***BESTPIX***

Rob Stothard/Getty

Ed Miliband, leader of the Labour Party, arrives at the launch of his political party’s general election campaign at the ArcelorMittal Orbit at Olympic Park in London, England 

Horse Racing - Southwell Racecourse...Bells 'n' Banjo ridden by Gavin Sheehan (number 2) beats Champagne Present ridden by Tony McCoy to win the Membership at Southwell Golf Club Novices' Hurdle Race at Southwell Racecourse. PRESS ASSOCIATION Photo. Picture date: Tuesday March 24, 2015. See PA story RACING Southwell. Photo credit should read: Anna Gowthorpe/PA Wire

Anna Gowthorpe/PA

Bells ‘n’ Banjo ridden by Gavin Sheehan (number 2) beats Champagne Present ridden by Tony McCoy to win the Membership at Southwell Golf Club Novices’ Hurdle Race at Southwell Racecourse. 

Solar Eclipse...Handout photo dated 20/03/15 issued by Chester Zoo of lemurs looking at the eclipse over Chester Zoo. PRESS ASSOCIATION Photo. Issue date: Friday March 20, 2015. See PA story SCIENCE Eclipse. Photo credit should read: Steve Rawlins/Chester Zoo/PA Wire NOTE TO EDITORS: This handout photo may only be used in for editorial reporting purposes for the contemporaneous illustration of events, things or the people in the image or facts mentioned in the caption. Reuse of the picture may require further permission from the copyright holder.

Steve Rawlins/Chester Zoo/PA

Lemurs at Chester Zoo in Cheshire, England observe the solar eclipse on Friday 

Photographers prepare for Chancellor of the Exchequer, George Osborne, to leave Downing Street this morning.

Charlie Bibby

Photographers prepare for Chancellor of the Exchequer, George Osborne, to leave Downing Street this morning.

Mayor of London Boris Johnson plants flowers at the Royal Botanical Gardens where he joined Kew apprentices, diploma students, and Kew horticulturist Carlos Magdalena to plant young Victoria Amazonica Waterlilies, a colourful hybrid of waterlilies and lotus plants, in the Princess of Wales Conservatory at Kew Gardens

Stefan Rousseau/PA

Mayor of London Boris Johnson plants flowers at the Royal Botanical Gardens where he joined Kew apprentices, diploma students, and Kew horticulturist Carlos Magdalena to plant young Victoria Amazonica Waterlilies, a colourful hybrid of waterlilies and lotus plants, in the Princess of Wales Conservatory