Updates on the work of Mainstream from the Interim Council and staff team.

February 5, 2026

It's Time for True Accountability

A statement from Mainstream's Interim Council on the failed process, personnel and politics that enabled the appointment of Peter Mandelson.

February 4, 2026

The Old Politics of Elite Privilege, Spin and Toxic Factionalism

A comment from Mainstream's Interim Council on recent revelations about Mandelson, and the politics this exposes.

January 19, 2026

Introducing Mainstream's NEC Candidates

We all know that we must organise for a democratic, participatory Labour Party to bring a popular, principled and practical left politics to life.‍ That's why, this year, Mainstream will campaign hard to build real power on Labour's National Executive Committee (NEC) and National Policy Forum (NPF).

January 18, 2026

Paula Barker MP: The Government must deliver the Hillsborough Law in full

Paula Barker MP on why the Government must make good on its commitments and deliver the Hillsborough Law in full.

December 24, 2025

December Organising Report

When Mainstream launched in September, we did so with a laser focus on organising for a much more open and democratic Labour Party, with the culture and platform needed to transform the country - and take on authoritarian populism.

December 24, 2025

An End of Year Message from Mainstream's Chair

As we approach the end of 2025, I'm delighted to reflect on the remarkable progress Mainstream Labour has made in only four months since our launch in September.

December 17, 2025

On UNISON’s General Secretary Election

Mainstream’s Interim Council sends its congratulations to Andrea Egan on her election as General Secretary of UNISON.

December 5, 2025

On the Child Poverty Strategy

The country has been crying out for principled leadership on child poverty and so has the mainstream of the Labour Party.

November 28, 2025

On Changes to the Employment Rights Bill

Ensuring millions of workers have enhanced sick pay protection, defending improvements in collective rights, and progress on guaranteed hours are good outcomes from this compromise if it sticks.

November 26, 2025

Budget 2025

This Budget shows what’s possible when Labour hears and heeds the voices of its mainstream.

November 7, 2025

Reinstatement of the Whip to Four Suspended MPs

Mainstream’s Interim Council welcomes that the Labour whip has been restored to Rachael Maskell, Chris Hinchliff, Neil Duncan-Jordan and Brian Leishman.

October 25, 2025

Deputy Leadership Election Result: A Victory for Labour's Mainstream

Mainstream’s Interim Council sends its congratulations to Labour’s new Deputy Leader, Lucy Powell, whom we endorsed after a ballot of our members.

October 24, 2025

On Caerphilly

Labour’s historic defeat in Caerphilly is a tragedy, but not a surprise. So long as UK Labour governs without a clear vision and story to tell people who we are, detached from its moral purpose and democratic socialist foundations, losses like this will only become the norm.

October 9, 2025

On the First Phase of a Ceasefire Deal

Mainstream's Interim Council welcomes today’s news that a ceasefire and hostage release deal is taking shape, which we hope will begin to bring an end to the killing in Gaza and untold suffering in the Middle East.

October 6, 2025

Mainstream Endorses Lucy Powell to be Deputy Leader of the Labour Party

After a ballot of our members, Mainstream endorses Lucy Powell to be Deputy Leader of the Labour Party.

September 22, 2025

CAC Decision on Contemporary Motions about the Two-Child Benefit Limit

Mainstream's Interim Council welcomes that the CAC will allow Conference the opportunity to debate ending the two-child benefit limit.

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