There are more than five times as many Russian intelligence officers now than there were during the Cold War, according to a report uncovered by Andrew Gilligan for The Sunday Times.
The findings come from a report to be published next week by the Henry Jackson Society think tank following their interviews with former intelligence officials.
The report will reveal that there are an estimated 200 spies in the UK and at least 500 agents providing information.
The figures come amid an increasing fear of Russian infiltration and espionage in the country following the attempted murders of Sergei and Yulia Skripal in March this year.
Read the full article in The Daily Mail.