The result was a personal humiliation for Mrs May who called the election three years before she had to to bolster her position in Parliament as she embarked on the negotiations on Britain's withdrawal from the EU.
The Prime Minister was unable to secure a majority Government after the results of her snap election revealed a shortfall and overall lost in seats, winning only 318 seats. She is expected to meet with her newly-reassembled ministerial team over the weekend in an attempt to quell any rebellion within Tory ranks.
However, the Democratic Unionist leader and first minister of Northern Ireland, Arlene Foster, said she wants to "bring stability to our nation" by backing Theresa May and the Conservatives to continue in power the Guardian reported.
As CCHQ reeled with shock after being completely blindsided by the election meltdown, key members of her Cabinet - such as Chancellor Philip Hammond, Foreign Secretary Boris Johnson and Defence Secretary Michael Fallon - have yet to surface to offer their support. Some say her failure means the government must now take a more flexible approach to the divorce.
Analysts say May's electoral debacle could reopen what had seemed largely a closed debate - both with pro-EU members of Parliament trying to take advantage of the prime minister's weakness and Euro-skeptic government ministers threatening her if she dares water down a Brexit deal.
The so-called confidence and supply agreement means that the supporting party will back the government in motions of confidence by either voting in favor or abstaining, while retaining the right to vote otherwise in matters of conscience.
The prime minister had said she would need a bigger mandate in order to effectively negotiate Britain's exit from the European Union.
Mr Corbyn, whose Labour party won 262 seats in the election, told the Sunday Mirror he would oppose the Queen's Speech all the way.
She reportedly abandoned plans for a major reshuffle of her cabinet to keep her senior Tory party colleagues on her side.
The DUP also has a history of opposing same-sex marriage and abortion rights.
Following the announcement, the Lib Dems called on Mrs May to make the terms of her deal with the DUP "clear to the British people immediately".
Prior to the result, the PM said she would fail if the Conservatives lost six seats on election night.
"I certainly think that there will be contact made over the weekend but I think it is too soon to talk about what we're going to do".
Brexit Minister David Jones said he supported Mrs May but it was "impossible to say" if she would still be Prime Minister in six months' time.
Theresa May and DUP leader Arlene Foster.
The DUP and Sinn Fein were due to restart talks on Monday on the formation of a new assembly, but a DUP deal could raise questions about the British Conservative Northern Ireland Minister James Brokenshire as an honest broker.