House of Commons leader Andrea Leadsom resigned, saying she felt May's approach would not deliver Brexit.
"The prime minister wants to ensure that the United Kingdom leaves the European Union with a deal, and the only way to leave with a deal is by ratifying the Withdrawal Agreement".
Nearly three years after Britain voted to leave the EU, the Brexit process is so bogged down that its scheduled departure date has been pushed back to October 31, meaning it is obliged to take part in the European Parliament elections this week. Corbyn also says he wants to take Britain out of the EU.
In another development, the European Parliament said it will investigate Mr Farage over his decision not to declare £450,000 he received in living expenses from the Leave.EU funder Arron Banks after the 2016 referendum.
When May goes, her Conservative Party will elect a leader who is likely to want to renegotiate the deal she agreed with the European Union in November, raising the chances of a confrontation with the bloc and a national election. More than a dozen others are seen as potential candidates.
Gideon Skinner, head of political research at Ipsos MORI, said: 'Both Labour and the Conservatives are suffering in this election, while the Brexit Party looks set to be the victor.
The Sun tabloid called May "deluded" as she fights to hang on as prime minister for another day.
The chairman of the powerful Conservative 1922 Committee, which can make or break prime ministers, told lawmakers that May would meet him on Friday to discuss her leadership.
The Brexit Party received over a third of all votes, polling at 35 percent, Lib Dems has 16 percent, Labour has 15 percent, Green Party 10 percent and Conservatives on just nine percent.
But he said the election was "particularly hard to predict" as it traditionally had a low turnout and the new parties added to the "volatility" - adding that it would be "important to look at how the public responds after the results are announced". The author has made every effort to ensure accuracy of information provided; however, neither Kitco Metals Inc. nor the author can guarantee such accuracy.