No party gained an outright majority so there will need to be a deal before the prime minister is confirmed.
U.S.-U.K. relations have become a hot topic during the general election campaign.
The Opinium and ComRes polls published on Saturday showed the lead of May's ruling Conservative Party had slipped to 10 and 12 percentage points respectively.
The prime minister and the leader of the opposition refused to join TV debates, making the election result seem more of a foregone conclusion than ever.
The Conservative Party hopes to do more than simply win the election. It hopes to ruin the Labour Party's future prospects too.
Twenty years ago, Tony Blair won the U.K. election in a record-breaking landslide. After Brexit, does anything remain of the Britain he led?
Polls show May's Conservatives remained between 11 and 17 points ahead of Labour—still enough to deliver a clear victory as she seeks a mandate for her plan to implement the result of last year's Brexit referendum.
In a speech Tuesday, the party's Brexit spokesman Keir Starmer will set out a stance between two extremes.
Opposition politicians were highly critical of the Daily Mail's front page on Theresa May's call for a general election.
U.K. prime minister needs the support of her entire party to approve her strategy without change.
Data suggests British Labour Party members care a lot more about policy than ordinary voters do.
It risks undermining his position with the people who elected him as leader.
If the Labour leader's populist reboot doesn't succeed, his leadership is doomed.
Davis said the opposition Labour Party was "trying to find new ways to thwart and delay."
The mother of two was shot and stabbed one week before the EU referendum.
Foreign Secretary Boris Johnson suggested that the Labour Party was undermining U.K. interests by criticizing Trump.
Labour has published 170 questions it says the government must answer.
Other moves announced on Thursday evening include the sacking of shadow chief whip Rosie Winterton.
The embattled opposition leader wins more votes after replacement push than he received when first elected.
Party's ruling committee agreed to introduce new social media pledge for members.