The Labour leader Ed Miliband has stood down.
Mr Miliband quit after his party failed to secure enough seats in the House of Commons to form a Government.
His resignation follows those of Ukip's Nigel Farage and the Liberal Democrat's Nick Clegg.
This is not the speech I wanted to give today.
Earlier today I rang David Cameron and congratulated him. I take absolute and total responsibility for the result and out defeat at this election.
Britain needs a strong Labour party and now it's time for someone else to take forward the leadership.
So I am tendering my resignation.
I am truly sorry I did not succeed, I have done my best for nearly five years.
It was one of the last big Cabinet jobs to be announced but the Prime Minister has chosen to stick with Jeremy Hunt as Health Secretary.
Prime Minister David Cameron has today continued to put together his new cabinet. Here is what the new-look cabinet looks like so far.
David Cameron was unsurprisingly in a great mood as he spoke to journalists before addressing his 331 Conservative MPs today.