On the 70th anniversary of the publication of author George Orwell’s most famous novel 1984, presenter Charles Rowe interviews historian Howard Spencer to discover the story behind Orwell’s blue plaque in London and discuss how accurate he was in predicting the future.

To find out more about our blue plaques scheme or order a copy of our guide to London’s Blue Plaques, go to https://www.english-heritage.org.uk/visit/blue-plaques/