Understanding D-Day: The technology behind the mission's success

To mark the anniversary of D-Day, Forces News has taken a closer look at some of the technology behind the Second World War success.

The Normandy landings relied heavily on Bletchley Park’s breaking of the Enigma and Lorenz codes used by Nazi commanders.

That success enabled a disinformation campaign that ensured D-Day could remain a secret.

But what role did gliders, artists and amphibious tanks play?