What can we learn from the 1975 referendum on Europe?

The last referendum in the UK on the issue of Europe was on 5 June 1975.

Two-thirds voted in favour of staying in the European Economic Community (EEC), as it was then known.

For BBC Newsnight, veteran journalist and documentary maker Michael Cockerell - who reported on the 1975 referendum - looks at what we can learn from the vote 40 years ago.

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