The 15 September 1940 was officially named Battle of Britain Day as it was the day when RAF Fighter Command claimed what proved to be a decisive victory over the German Luftwaffe.
On this site you can learn more about the Battle and find out about the defining moments of the conflict on our Battle timeline. You can also watch our video interviews with RAF veterans who took part and read our exclusive Battle of Britain blogs.
The second series of our All Stations podcast explores the history of the Battle of Britain and includes real-life accounts from those who took part.
To mark the anniversary of the Hardest Day, why not take part in our Hardest Day Challenge. What could you challenge yourself to do?
Organise your own 8Tea Party with your friends and family either virtually or at a social distance to give thanks to those remaining veterans who fought for our freedom.
Watch our videos that include interviews with Battle of Britain veterans who share their memories of the Battle.
The Second World War was the most destructive our world has ever witnessed. Cities, whole countries were changed beyond recognition and the outcome of the war still has an impact today.
As a member of the ground crew of 609 Squadron, the late Stan Hartill saw first hand the bravery and sacrifice of the Battle of Britain pilots.
The Battle of Britain is seen by many as a defining moment for the RAF during the Second World War. Delivering the first major victory against the German military, it was a fierce battle fought over the English channel and the skies above Britain for air superiority.