U.S. Army Member Arrested in Britain in Russia-Linked Espionage Investigation

A 41-year-old member of the U.S. Army has been arrested in Britain in an investigation involving allegations linked to Russia, London's Metropolitan Police announced Tuesday.

The man was arrested near Gloucester on suspicion of offenses under Sections 1 and 3 of the National Security Act 2023. Officers were searching two locations in Gloucestershire, and the suspect remained in custody at a London police station.

British Counter Terrorism Policing is leading the investigation in close cooperation with U.S. authorities, the U.S. military and the FBI. Police said the allegations relate to Russia and described the investigation as ongoing.

FBI Director Kash Patel said the case involves allegations of espionage. The U.S. Army Counterintelligence Command also confirmed its involvement in the investigation.

Police said the case is not linked to any other ongoing Counter Terrorism Policing investigations. The allegations have not been proven in court.