
AI-generated summary
The arrest occurred near Gloucester in southwest England under the National Security Act 2023. It follows a separate September incident at RAF Fairford linked to Iran, after which the US Air Force withdrew bombers from that base.
An unidentified member of the United States military has been arrested in the United Kingdom on suspicion of carrying out espionage for Russia, according to British authorities.
The 41-year-old was arrested on Tuesday near Gloucester in southwest England on suspicion of violating two sections of the National Security Act 2023 – for assisting a foreign intelligence service and obtaining or disclosing protected information, London's Metropolitan Police said in a statement.
The police said its "counterterror" forces worked closely with the FBI and US military.
Deputy Assistant Commissioner Vicki Evans, the UK's senior national coordinator for "counterterrorism" policing, said that this is a "significant arrest and investigation" and that the allegations are "serious and our investigation is very much ongoing".
The US's FBI Director Kash Patel also called it an "important arrest", dealing with allegations of espionage that are of "utmost concern" for the US and its allies.
"This FBI has no tolerance for anyone who breaks their oath to the United States and whose actions endanger our national security and that of our partners," Patel said.
Sean Stinchon, the commanding general of the US Army Counterintelligence Command, said: "This case demonstrates the strength of our partnerships and the resolve of the counterintelligence community."
Officers are carrying out searches at two locations in Gloucestershire. The man remains in custody at a London police station, police said.
Police said the arrest was not related to other "counterterror" investigations, indicating it was not connected with a suspected plot linked to Iran in September at the British Royal Air Force base near Gloucester, RAF Fairford, that hosts the US Air Force.
After the threat, the US Air Force withdrew bombers that had been used to strike Iran during the Middle East conflict from RAF Fairford.
AI outlook — possibilities, not facts
The suspect will face formal charges under the National Security Act 2023.
Likely · Within weeks
Further searches or arrests may occur in Gloucestershire.
Possible · Within days

British counter-terrorism police arrested a 41-year-old US soldier near Gloucester on suspicion of National Security Act offences, with allegations of espionage linked to Russia. The soldier, described as senior and entrusted with sensitive information, remains in custody while searches continue at two Gloucestershire locations.

British counter-terrorism police arrested a 41-year-old US soldier near Gloucester on suspicion of offences under sections one and three of the National Security Act, with allegations involving espionage and links to Russia; the man remains in custody at a London police station while searches continue at two Gloucestershire locations.

A 41-year-old US Army member was arrested near Gloucester, England, on Tuesday over allegations pertaining to Russia, with US and UK authorities including the FBI and Metropolitan Police closely involved in the ongoing investigation.

CENTCOM has established Task Force Iron Gate to intercept Iranian land and Caspian Sea supply routes for weapons and illicit revenue. The move aims to tighten economic pressure, though analysts question its feasibility and potential for regional escalation.

The US military struck the M/V Huda for breaching a naval blockade on Iran. Simultaneously, Saudi Arabia reported damage to an Aramco building in Riyadh following a missile attack attributed to Houthi rebels.

US Central Command has announced Task Force Iron Gate to block Iran's land-based supply routes, expanding its naval blockade of Iranian ports in the Strait of Hormuz. The Tampa-based task force will coordinate with US agencies to prevent movement of weapons, dual-use technologies, and sanctioned materials across Iran's land borders and Caspian Sea. CENTCOM also disabled a commercial cargo vessel in the Gulf of Oman, while explosions were reported on Qeshm Island and in Jask, Sirik, and Bandar Abbas.