Tristram Hunt has confirmed he will not be standing for the Labour leadership, and has instead endorsed Liz Kendall's campaign.
Labour could find themselves squeezed on both sides by Ukip and the Conservatives.
A continuing squeeze from both sides and an underwhelming leader all add up to a party in crisis.
Nigel Farage has turned on his opponents.
The revelations about conditions at Faslane and the security of Britain's nuclear weapons should worry us all - and underline why Britain should lose its nukes.
The so-called Snoopers’ Charter will undermine key freedoms without strengthening security.
Tony Breslin, Labour's candidate in Hemel Hempstead, reflects on what went wrong.
Liz Kendall, candidate for the Labour leadership, writes an open letter to Britain's trade unionists.
A series of canny political moves and a slew of endorsements have put Andy Burnham in the driving seat as far as the Labour leadership race is concerned - but the race isn't over yet.
Labour's troubles in Scotland go beyond left and right, and there's blame to be shared on both sides of the border.
Green with bench envy.
The election has put the Union at risk. Here's how it can be saved.
Lucy Rigby, the party's candidate in Lincoln, writes for the Staggers about what went wrong, and what Labour can learn.
The Speaker is voted through by the Commons, in its first sitting of the new parliament.
The frontrunner to become Labour's deputy leader appeals for calm.
Ed Miliband did well when appealing to broad principles and good policy - less so when acting from the crude politics of us against them.
Ukip have a history of lapsing into factional in-fighting
Harriet Harman has given a speech laying out the party's plans and approach to the leadership election.
Angela Eagle declares that she will be running for the deputy Labour leadership.
The next Labour leader will face varied challenges. If they can't answer them all, they're doomed to failure.
The forces of In are in bigger trouble than they realise.
The Labour leadership frontrunner adds to his big tent of backers with the endorsement of the shadow work and pensions secretary.
Stella Creasy, the popular MP for Walthamstow, will challenge Tom Watson and Caroline Flint for the post.
Jim Murphy has resigned his position after narrowly surviving a no-confidence vote.
Caroline Flint has launched her bid to replace Harriet Harman as deputy leader with a video.
Locations targeted included streets near polling stations in the Poplar and Limehouse constituency, which has previously been reported for displaying an Isis flag.
Plus, the collapse of Scottish Labour.
Five years ago, the election was thousands of miles away in both sense. This time, it was up close and personal. The worst thing is, I'm one of the luckier ones.
Labour suffered a "hidden landslip" at the polls last week. Getting out of the hole requires some frank conversations.