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Five arrested on terrorism charges after explosives found near RAF base used by US

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Cite

Grierson, J., Horton, H., & Dodd, V. (2026, September 27). Five arrested on terrorism charges after explosives found near RAF base used by US. The Guardian. https://www.theguardian.com/uk-news/2026/sep/27/arrests-suspected-terrorism-charges-explosives-found-near-raf-base-us

Dated when The Aporia collected the article, usually within hours of publication. Check the original for its exact date and byline.

The Guardian · collected 2026-09-27 · by Jamie Grierson, Helena Horton, Vikram Dodd

Quick Summary

Counter-terrorism police arrested five men on terrorism charges after finding materials consistent with improvised explosive devices on three vans parked near RAF Fairford in Gloucestershire. The incident occurred early Sunday, September 27th, when a member of the public spotted unusual activity and alerted authorities, leading to the evacuation of 85 households and the deployment of bomb squad robots to examine the suspicious vehicles. Investigators are examining whether Iran is behind the plot, given prior warnings from Tehran about RAF Fairford’s use by US bombers.
Written by AI on 2026-09-27, from this article's own text only (the story summary below draws on all the coverage).

AI analysis

Story summary

Iran is suspected of involvement in two recent incidents: a terror plot near RAF Fairford, a British airbase used by U.S. forces during operations against Iran, and a stabbing aboard a FlyDubai flight headed for Israel. In the former case, five men were arrested on suspicion of preparing terrorist acts; while in the latter, a co-pilot allegedly stabbed the captain and tried to crash the aircraft with over 180 people aboard. British Prime Minister Andy Burnham said there are "strong indications" that Iran was involved at RAF Fairford, though Tehran denies any role. Security has been significantly increased at RAF Fairford in response to the threats. Meanwhile, US Secretary of State Marco Rubio confirmed a “foreign actor” was involved and suggested it could be linked to Iran, warning potential repercussions if such threats continue. These incidents raise concerns about Iran shifting its war strategy towards more covert tactics as tensions with the U.S., Israel, and others persist.

Written for “Iran Threats RAF Fairford Incident” on 2026-11-03, grounded in this article and the 201 other(s) covering the same event.

Story

📰 Iran Threats RAF Fairford Incident
Politics · 202 article(s) covering the same event. Compare every outlet's account →

Compared with similar articles

This article reads leans right and hedges 5% of its claims. Each row says how that neighbour differs.
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TIME
Hedges 1 of 14 claims Outlet record 59/100
Al Jazeera
Hedges 0 of 2 claims Outlet record 60/100
NPR
Hedges 2 of 25 claims Outlet record 60/100
New York Post
Hedges 1 of 15 claims Outlet record 66/100
The Guardian
Hedges 1 of 22 claims Outlet record 66/100
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Hedges 4 of 51 claims Outlet record 59/100
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Hedges 1 of 9 claims Outlet record 64/100
How this article was measured signals, leaning charts, publisher record, byline, topics and claims

Signals How these are calculated →

Claims extracted
42
sentences that state something as happening or true
Uncertain
5%
2 of 42 hedged ("reportedly", "may", "according to")
Leaning
Leans right
of the writing, not the subject · beta estimate
Publisher signals
66/100
The Guardian's corrections and hedging, across everything collected from it. Not a measure of accuracy.
Outlets on this story
202
Politics
Same framing elsewhere
1
articles that frame the event the way this one does
Analyzed 2026-09-27 · how these are computed

How this is being covered How these are calculated →

Article leaning vs. publisher reliability
Source leaning vs. consistency

Publisher

The Guardian · 2856 article(s) · 6 correction(s) detected
Running correction rate · 6 correction(s)

Who wrote this

Jamie Grierson
17 article(s) here · 1 carrying a prediction
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🔮 I just couldn’t really believe it.”
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🔮 Pornography that depicts strangulation and incestuous relationships will be banned from early November, the UK government has announced.
🔮 Prisoners who were convicted of manslaughter are excluded, meaning the killers of PC Andrew Harper, who died in the line of duty in 2019, will not be eligible.
🔮 The crown estate spokesperson said the property would now be marketed by two nationally recognised agents for its proposed future use.
🔮 Lord Watson, now a senior vice-president at the US tech corporation, warned UK ministers could get themselves “in a lot of trouble” as he was questioned about concerns raised about the government working with his new employer.
🔮 The judicial spokesperson said the hearing would concern an attempt by Thames Valley police to restrict access to court documents, with the hearing to begin in private.
🔮 The pictures of the men with their shirts off could point to a precautionary measure against the risk of suicide vests or concealed weapons.
Also by Jamie Grierson
Nothing else under this byline is closely related to this article, so these are simply their most recent.
All 17 articles by Jamie Grierson →
Helena Horton
24 article(s) here · 1 carrying a prediction
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🔮 Reform UK has launched what it is calling a newspaper, featuring large pictures of Nigel Farage, which the party hopes will replace mainstream media for its supporters.
🔮 They will appear at the Old Bailey on 20 November.
🔮 Now he will become the first prime minister to appear on the popular TV show Gogglebox, in a special charity episode on Friday.
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🔮 The parents of a woman who killed herself after facing disciplinary proceedings at the Treasury will call for anyone found to have contributed to their daughter’s death to be held to account.
🔮 When South African billionaire Koos Bekker bought an old country estate in a sleepy corner of Somerset to turn it into a luxury hotel, residents thought it was a sign their area was on the up.
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🔮 Calling the compensation process “exhausting”, she added: “I would have loved more.
Also by Helena Horton
Nothing else under this byline is closely related to this article, so these are simply their most recent.
All 24 articles by Helena Horton →
Vikram Dodd
3 article(s) here · 1 carrying a prediction
🔮 She added: “This week also brought into sharp focus some of the wider threats being projected into the UK from Iran.
🔮 “I understand why this development will have come as a surprise to many, but I’d like to reiterate that it was an investigative decision, and one which is grounded in experience and careful consideration of policing powers.”
🔮 The pictures of the men with their shirts off could point to a precautionary measure against the risk of suicide vests or concealed weapons.
Also by Vikram Dodd
Nothing else under this byline is closely related to this article, so these are simply their most recent.

Topics

Gloucestershire Guardian Iran Iranian Whelford

Subjects

Iran GPE · 6× Gloucestershire GPE · 2× Iranian NORP · 2× Tehran GPE · 2× Whelford GPE · 2× Cirencester GPE · 1× Cotswolds GPE · 1× Guardian ORG · 1× Islamic Revolutionary Guard Corps ORG · 1× Middle-Eastern NORP · 1×

Narrative

The US president, Donald Trump, claimed to have had the suspects under view for a “long time” and alleged the men “were looking to do big damage” – although the Guardian understands the operation was not intelligence-led, suggesting investigators had not known about any potential plot in advance. “It was fantastic.
framing: assertive · carried by 1 article(s) · first seen 2026-09-27
🔮 The pictures of the men with their shirts off could point to a precautionary measure against the risk of suicide vests or concealed weapons.

Claims (42 extracted, 2 hedged)

Counter-terrorism police are investigating whether Iran is behind a suspected bomb plot after armed officers found explosives on three vans parked minutes from an RAF base used by the US military. asserted
officers → investigate → military
The Guardian understands that after five men were arrested on terrorism charges, investigators were examining materials found in the vans, with an initial view being they were consistent with improvised explosive devices. asserted
they → understand → devices
Images circulating on Sunday showed shirtless men being handcuffed in a dark country lane in the early hours of Sunday after police were called to reports of three suspicious vans travelling towards RAF Fairford in Gloucestershire, which hosts US air force missions against Iran. asserted
which → circulate → Iran
The suspected plot appears to have been foiled by chance when a member of the public spotted unusual behaviour late at night in the countryside from a group of men and called 999. asserted
member → suspect → 999
The major incident saw the residents of 85 households in the Cotswolds village of Whelford rapidly evacuated to Cirencester leisure centre and led to a 400m cordon being placed around the white vans as robots from the army’s bomb squad examined them. asserted
robots → see → them
Tests were ongoing to see if the suspected explosive devices were viable, with bomb robots deployed in the Gloucestershire countryside as investigations continued. asserted
investigations → see → countryside
After their initial arrest over explosives offences, the five men detained early on Sunday were further arrested later in the day on suspicion of the preparation of a terrorist act. asserted
men → detain → act
The pictures of the men with their shirts off could point to a precautionary measure against the risk of suicide vests or concealed weapons. uncertain
shirts → point → vests
At least one van carried the logo of a fuel company and a phone number missing a digit. asserted
van → carry → digit
A real fuel company of the same name firmly rejected any connection to the incident and said: “We are extremely concerned that our company’s name has been used without our knowledge or permission.” asserted
name → reject → knowledge
It said it was cooperating with the authorities. asserted
it → say → authorities
In a statement counter-terrorism police said: “At around 12.45am today (Sunday 27 September), police received a call relating to three suspicious vehicles which appeared to be travelling towards the airbase. asserted
which → say → airbase
“Armed officers responded and five men were arrested in the Whelford area on suspicion of committing offences under the Explosives Act. asserted
men → respond → Act
They were further arrested on suspicion of preparation of a terrorist act, contrary to section 5 of the Terrorism Act. asserted
They → arrest → Act
The arrests come as the war between the US and Iran limps on. asserted
war → come → US
In July Iran’s Islamic Revolutionary Guard Corps noted RAF Fairford’s use by US bombers, warning the UK that “any base used for aggression against Iranian territory constitutes a legitimate target for our forces”. asserted
base → note → forces
Counter-terror police and the security services are searching for the motive. asserted
police → search → motive
The circumstances of the arrest near the base and prior warnings from Tehran, leave an Iranian motive high in the investigators’ and government’s thinking. asserted
circumstances → leave → thinking
But sources warn nothing is being ruled out including a jihadist or other motive, and the UK threat level remains at severe, the second highest, meaning an attack is highly likely. asserted
attack → warn → severe
Whether there was any foreign involvement forms part of the investigation, and Iran’s ministry of intelligence and security has orchestrated attacks overseas before. asserted
ministry → be → attacks
Any proven link with Iran would be a dramatic escalation in hostilities between the UK and Tehran. asserted
link → prove → UK
While several recent incidents in the UK have been linked to the Middle-Eastern country, including the antisemitic arson attack on four Hatzola ambulances in Golders Green, the alleged plot at RAF Fairford appears to be significantly more serious. asserted
plot → link → Fairford
And it raises urgent questions for the UK security services after it appeared the authorities had been unaware of the alleged plot, with police only moving on the three vans after a 999 call from a local resident who spotted them as she drove home. asserted
she → raise → them
The US president, Donald Trump, claimed to have had the suspects under view for a “long time” and alleged the men “were looking to do big damage” – although the Guardian understands the operation was not intelligence-led, suggesting investigators had not known about any potential plot in advance. “It was fantastic. asserted
It → claim → advance
Working with Britain, it was an amazing job,” Trump said. asserted
Trump → work → Britain
The UK prime minister, Andy Burnham, was being updated on the matter from Liverpool, where the Labour party conference is taking place. asserted
conference → update → place
He cancelled plans to take part in a journalists versus politicians football match in order to take calls about the incident. asserted
He → cancel → incident
He said it was “deeply concerning” and the government will “always take every step necessary” to protect people. asserted
government → say → people
Fairford has a particularly long runway, which extends almost 2 miles (3km). asserted
which → have → miles
It is reinforced to support heavy bombers such as the B-1 and B-52, which have been deployed in attacks on Iran. asserted
which → reinforce → Iran
The aircraft are capable of carrying large payloads, including “bunker buster” bombs. asserted
aircraft → carry → bombs
In March this year, after then prime minister, Sir Keir Starmer, granted permission for “defensive” US action against Iranian missile sites from UK bases, four American bombers landed at RAF Fairford and the US started using British bases for “specific defensive operations”. asserted
US → grant → operations
There have been protests in recent months over the UK government’s decision to allow the US to use RAF Fairford to carry out strikes on Iranian missile sites that are attacking ships in the strait of Hormuz. asserted
that → allow → Hormuz
At the time of Iran’s warning in July, a government spokesperson said: “Our armed forces are ready to keep the United Kingdom safe from any kind of attacks, whether it’s on our soil or from abroad. asserted
it → say → soil
The UK stands ready 24/7 to defend itself.” asserted
UK → stand → itself
Evacuated residents of Whelford spoke of “heightened tensions” in recent weeks around the base with more frequent, visible police patrols. asserted
residents → evacuate → patrols
Outside Cirencester leisure centre, Jason, a resident of Whelford who declined to give his surname, said: “There have been heightened tensions recently around the base, we are aware it is used by the USAF … asserted
it → decline → USAF
It always feels pretty safe. asserted
It → feel → ?
Some residents have seen increased police patrols.” asserted
residents → see → patrols
It was unclear when people would be able to go back to their normal lives; those at the leisure centre said they had been asked by authorities if they had anywhere else to stay on Sunday night. uncertain
they → go → night
…and 2 more, not listed.
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