GLOUCESTER, England — A 41-year-old member of the U.S. Army was arrested near Gloucester on Tuesday on suspicion of espionage offences linked to Russia, British counter-terrorism officials announced.
Read the Metropolitan Police release: https://news.met.police.uk/news/member-of-us-army-arrested-as-part-of-counter-terrorism-policing-investigation-514875
The arrest was announced by the Metropolitan Police in a release published on November 10, 2026.
The man was not named in the release, officials reported.
He was detained under the National Security Act 2023 and remains in custody at a London police station, according to the release.
A Gloucester Arrest, Two Searches, And National Security Act Offences
The man was arrested on suspicion of offences under Section 1 and Section 3 of the National Security Act 2023, officials reported.
The country to which the allegations relate is Russia, according to the release.
As part of the investigation, officers are carrying out searches at two locations in Gloucestershire, officials reported.
The investigation is being led by officers from Counter Terrorism Policing London, according to the release.
Police said the investigation is not linked to any other ongoing Counter Terrorism Policing investigations.
UK And U.S. Agencies, The FBI, And Army Counterintelligence
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Counter Terrorism Policing carried out the arrest working closely with U.S. authorities, the U.S. military and the FBI, officials reported.
FBI Director Kash Patel also thanked UK Counter Terrorism Policing, MI5, UK Defence Counter Intelligence and the U.S. Army Counterintelligence Command for their work on the matter, according to the release.
Patel said the FBI has made 167 counterintelligence and espionage arrests over the last 21 months, a 53% increase, according to the release.
"This significant arrest and investigation is a result of close collaboration between UK and US authorities. The allegations are serious and our investigation is very much ongoing," Deputy Assistant Commissioner Vicki Evans, Senior National Coordinator for Counter Terrorism Policing, said.
"This important arrest involves allegations of espionage, which is of the utmost concern to the United States and our allies," FBI Director Kash Patel said.
Brig. Gen. Sean Stinchon, the commanding general of U.S. Army Counterintelligence Command, described the man in the release as a senior soldier entrusted with sensitive information and said insider threats are real and persistent.
Serious Allegations, An Ongoing Investigation, And A Call To Report
The arrest is on suspicion only. No charge was announced in the release, and the man is presumed innocent unless and until proven guilty in a court of law.
What happens next is the continuing investigation. Enquiries continue and the man remains in custody, officials reported.
Stinchon encouraged anyone who thinks they have witnessed something suspicious to report it to their local counterintelligence office, according to the release.
Sources Metropolitan Police / Counter Terrorism Policing, "Member of US army arrested as part of Counter Terrorism Policing investigation," November 10, 2026: https://news.met.police.uk/news/member-of-us-army-arrested-as-part-of-counter-terrorism-policing-investigation-514875
Transparency notes
Published: Nov 11, 2026. No major post-publication update has been logged.
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