Sophie Allison, riding her horse Splash, rides out of the driveway of a private residence, set up as a Polling Station, near Reading, west of London, on June 8, 2017.
Critics say Corbyn, an advocate of nationalization and other old-left policies, embodies an outdated vision the party left behind during the "New Labour" years of Prime Minister Tony Blair.
"She has been shown up as tetchy and thin-skinned about criticism, weak and unstable under pressure, cowardly when faced with a challenge, and deceitful when it suits her political ends" - shadow foreign secretary Emily Thornberry on Mrs May.
London police were still dealing with the fallout from Saturday night's attack, when three jihadis drove a van into pedestrians on London Bridge before running into narrow streets bustling with nightlife, stabbing and slashing people indiscriminately.
"I can only build that better country and get the right deal in Brussels with the support of the British people", she said.
In her final message to voters, she appealed directly to the undecided, urging them to support her in taking the country out of the European Union.
Provided she wins, she will have averted at least one risk: by pushing back the date of the following election to 2022 rather than 2020 as originally planned, she has ensured she will not face crunch time in the Brexit talks at the same time as an election.
Which is fortunate, as viewed through the narrow prism of finance, none of the major parties in this election has articulated a clear view of its relationship to a sector which contributed more than 11% of the UK's tax receipts previous year, according to a PwC estimate. The staunchly pro-EU Liberal Democrats hope to scoop up voters opposed to leaving the bloc.
So if there isn't a clear victor Friday morning, we could be in for a long round of negotiations. Five more years of a Tory government, five more years of austerity, five more years of cuts. She backtracked days later, prompting opposition critics to pour scorn on her central claim to offer strong leadership. Scotland's First Minister and SNP leader Nicola Sturgeon speaks while on the last day of campaigning for the General Election during an event at the Malmaison Hotel in Edinburgh, Scotland, Wednesday, June 7, 2017.
Stone said he could not recall an election where anti-Semitism emerged as such a prominent issue since Labour depicted then-Conservative leader Michael Howard - who is Jewish - in posters as Fagin from Oliver's Twist, that prompted concern among some Jewish voters.
He proposes building a fairer society through policies such as raising taxes for the richest 5 percent, scrapping university tuition fees and investing 250 billion pounds ($315 billion) in infrastructure - plans which the Conservatives say are fiscally irresponsible.
In polls leading up to the campaign's final day, May's lead over Labour Party leader Jeremy Corbyn was seen shrinking to 6 percentage points.
"If human rights laws get in the way of doing these things, we will change those laws to make sure we can do them", she said in an interview with the Sun.
There was only one point of agreement between May and Corbyn, which was that the strongest signal that Britons could send to show they were not cowed by the recent spate of attacks would be to go out and vote.