Key Points

• The Spectator says Lambeth Greens have given Councillor Michael Chessum a cabinet role covering the economy, cost of living and empowered communities.
• The article says Chessum previously justified violence, described Remembrance as “insidious”, and used the phrase “heads on sticks” when arguing for a more confrontational politics.
• The piece links Chessum to earlier student and activist roles, including his presidency of the University of London Union and his work with Momentum.
• It also says he responded to criticism by arguing that direct action can be a response when formal politics fails, and said “heads on sticks” was meant metaphorically.
• The Spectator article says there is no suggestion that Chessum personally took part in or organised violence during the protests it mentions.
• Background reporting from other outlets shows Lambeth Greens have recently faced scrutiny over allegations involving some other candidates, including arrests and suspensions linked to antisemitic social media posts.

Lambeth (South London News) June 9, 2026 – As reported by the Spectator, Michael Chessum has been appointed by Lambeth Greens to a cabinet position in their new ruling team, bringing renewed attention to his past political statements and campaign language.

Why is Michael Chessum under scrutiny?

According to the Spectator, Chessum has a history of sharply worded activist politics that is now being revisited because of his new role in local government.

The article says he previously justified violence in the context of protest politics, condemned Remembrance services as “insidious”, and argued that ordinary politics needed to move away from “kinder, gentler politics” towards “heads on sticks”.

The piece says these remarks are now politically sensitive because he has been placed in a cabinet post with responsibility for the economy, cost of living and empowered communities. That combination of past language and present office is the core of the controversy described by the paper.

What exactly did the Spectator say?

The Spectator article, written by its reporter, says Chessum signed a statement praising a protest as a “magnificent show of strength” and criticised focus on smashed windows during unrest, saying the “real vandals” were those harming education.

It adds that he later became president of the University of London Union, where he justified the union’s boycott of Remembrance Day commemorations and called Remembrance

“an event which demands the suspension of rational thought… It is insidious.”

The article also says his phrase “heads on sticks” appeared in an article for Momentum, where he argued that the public wanted forceful politics rather than softer messaging.

It quotes him saying Labour was failing because it was not offering a clear narrative, and that his response to the 2019 election should be to “resist” and “fight”.

How has Chessum responded?

The Spectator reports that when asked about the statements and whether he would apologise, Chessum said people turn to direct action when formal political processes fail. He also said he was proud of having played a role in movements against austerity and for quality education.

On the “heads on sticks” wording, the article says Chessum described it as “clearly a metaphor”.

The paper also states there is no suggestion that he personally took part in or organised the violence during the protests discussed.

Why does this matter for Lambeth?

The appointment matters because councillor roles in a ruling cabinet carry direct responsibility for local policy, public trust and public presentation.

Lambeth is also already under wider attention because the Greens have faced separate election-related criticism and internal party problems involving other candidates.

BBC reporting said one newly elected Lambeth councillor, Saiqa Ali, was suspended by the Green Party over alleged antisemitic social media posts.

The National reported that two Lambeth candidates were arrested during the campaign over allegations of stirring up racial hatred online.

What is the wider political context?

The Spectator’s framing places Chessum’s appointment inside a broader argument about the direction of the Greens in London and the kind of figures they are elevating locally.

The article suggests that his background in activist politics, rather than conventional council politics, is what makes the appointment politically charged.

That context is reinforced by earlier reporting on the Lambeth Greens’ election campaign, which showed the party gaining ground in the borough while also facing scrutiny over candidate conduct.

The result is a situation where policy questions, candidate vetting and public perception are all being discussed at once.

What background helps explain this story?

Chessum is identified in the Spectator piece as a long-standing left-wing activist and former student union figure who later became involved in Momentum, the pro-Corbyn grassroots network.

The article says his political profile was built through activism, protest politics and public commentary rather than through a traditional local government career.

Separate public listings also describe him as a Green Party councillor for Brixton Acre Lane, elected on 7 May 2026. That confirms his shift from activist profile into an elected local role.

What could happen next?

The most likely next stage is continued political pressure on Lambeth Greens to defend their cabinet choices and explain the standards they expect from senior councillors.

If opposition parties keep focusing on Chessum’s past statements, the issue may remain a reputational problem even if no formal action follows.

Background of the development

This row sits inside a broader story about the Greens’ rise in Lambeth and the scrutiny that has followed it. As the party has taken on more responsibility locally, its candidates and councillors have faced deeper public examination over past remarks, online activity and protest politics.

The development also reflects a wider tension in local politics between activist identity and executive office. In practice, that means comments made in campaign or protest settings can become politically significant once a person is placed in a decision-making role.

Prediction

For Lambeth residents, the likely effect is a period of closer attention to how the new ruling cabinet communicates and governs, especially on cost of living and community issues. For Green voters, the controversy may sharpen demands for clearer accountability and more careful candidate selection.

For opponents of the council leadership, the issue offers a ready-made line of attack about judgement and standards in office.

For supporters, the test will be whether the cabinet can keep its focus on local delivery rather than being pulled into a wider argument about past activist language.