The National Archives is set to release more than 150 secret spy files on individuals and organisations involved in spying during the First World War.
Photos, letters and interrogation reports are among the documents to be released online by the Archives. They contain details about spies operating across the globe, including the notorious female spy Mata Hari and Swallows and Amazons author Arthur Ransome.
More top news
YouTube superstar Alfie Deyes got a sense of how far he has come when thousands of fans descended on his latest book signing in London.
This weekend you can do take a look inside some of London's most iconic buildings.
The family of a father-of-three from East Ham have made a fresh appeal to catch his killer 20 years after he was murdered.