The security service showed "institutional defensiveness rather than candour" after the Manchester Arena attack and for years ...

In Her Lotus Year, Shanghai-based historian Paul French writes that it was probably the “lascivious fabrication of someone in Special Branch or MI5”, disseminated in the 1930s to discredit her and put ...

Survivors and families affected by the Manchester Arena attack have brought a case against MI5 claiming failures to prevent ...

An inquiry found the bombing might have been prevented if MI5 had acted on key intelligence received in the months before the attack. In the wake of the findings, the agency’s director-general ...

(AP Photo/Matthias Rietschel, File) Ken McCallum, Director General of MI5, delivers the annual Director General’s speech at ...

The operation is believed to have been set up by suspected MI5 agent Dennis McFadden. The PSNI is seeking Mr Walsh’s extradition to answer charges of IRA membership and he is cu ...

Khalife, a Royal Corps of Signals soldier at the time, made an anonymous call to the MI5 public reporting line in November 2021, admitting to being in contact with the foreign state for more than ...

The Russian president closed this year's BRICS summit by addressing a variety of topics, including claims Russia is trying to ...

More than 250 people whose lives were devastated by the atrocity at the Ariana Grande concert in 2017 have teamed up to sue ...

Daniel Khalife was reported to police by MI5 after telling them he had been spying for Iran and offered to work for them as a double agent, a court has heard. A police investigation was only ...

The claim - denied by the security service - was made as the families take legal action over missed chances to stop the ...

Vladimir Putin dismissed as “complete nonsense” MI5 allegations that Russian agents want to spread mayhem and chaos in British cities. Answering a question from the BBC at a press conference ...