A closer look at recently declassified MI5 files on the intelligence failure surrounding the five "Cambrdige spies" ...

Jonathan Hall KC, the independent reviewer of terrorism legislation, suggested the security services lacked the resources to ...

Newly declassified British documents show that Queen Elizabeth II wasn’t told details of her long-time art adviser's double life as a Soviet spy because palace officials didn’t want to add to her ...

Rookie wartime MI5 "watchers" were advised they needed to be prepared to offer a big tip if they had to tell a taxi driver to "follow that cab" when pursuing a suspect, newly declassified ...

The guidance is contained in a booklet for recruits during World War Two, which will go on display at the National Archives in Kew, west London Rookie wartime MI5 "watchers" were advised they ...

However, a Second World War guide produced by MI5 for prospective agents concluded that the ideal “watcher” was “born and not made”. The 17-page guide, which was compiled for “officers ...

From reproductive rights to climate change to Big Tech, The Independent is on the ground when the story is developing. Whether it's investigating the financials of Elon Musk's pro-Trump PAC or ...

Queen Elizabeth II was not officially informed for almost a decade that one of her most senior courtiers had confessed to being a Soviet spy, according to newly released MI5 files. Art historian ...

Film star Dirk Bogarde was warned by MI5 that he could be the target of a gay “entrapment” attempt by the KGB, according to newly-declassified intelligence files. Documents released to the National ...

Police could be ‘overwhelmed’ if the definition of terrorism is expanded, the terror watchdog has warned (Kirsty O’Connor/PA) Widening the definition of ...

these were some of the tips given to rookie MI5 "watchers". Their job was to covertly tail and report on suspected enemy agents. The guidance is contained in a booklet that was issued to all new ...

MI5 material relating to its involvement in the death of a teenager who was charged with terrorism before she took her life is being "withheld" from her inquest, a hearing was told. Rhianan Rudd ...