Hello and thank you for downloading witness from the BBC World Service with me Ashley Byrne.

Today we're taking you back to September 1967 and a massive U-turn that brought Sweden's traffic system to a complete stand. a The day after a revolution.

Yesterday Sweden quit that large minority of the world which drives on the left-hand side of the road

and joined the two to one majority that now drives on the right-hand side of the road.

On the 3rd of September 1967, motorists, cyclists and pedestrians across Sweden had to

relearn how to navigate the road system as the entire country in

unison switched over to a right-hand drive system and what had become known as

Dagenhore.

Every major road junction, every halt sign, every roundabout has had to be changed, ready for

the moment when the traffic does its about turn.

It's been the biggest and the most costly conversion ever carried out, and to make it more complex it's had to take place without interfering with existing

traffic.

Dagenhoor or H-Day referring to the Swedish word Herger, meaning right, had been a monumental task, four years in the execution

and meticulously planned.

Outside my school I saw it about three times that car went on the wrong side and then it was very close that

that I hit school children. Beyond Sylvain was a young boy growing up in Stockholm in

1967. He remembers the mood of his friends and family.

They talked about it very much and they were frightened that there should be lots of accidents

and so on, so they were very worried. But Beyond's father who was a car salesman was

concerned for different reasons. He was a man that told me everything he thought

so he was really against it but it was for him it was a question of

economic of course it was very expensive he thought in Stockholm alone a

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