We take a look back at the UK's history with the EU, a 47 year relationship marked by ups, downs and opt-outs, in 3 minutes.
Britain and Europe - it has been a rocky relationship marked by enthusiasm, sarcasm and scepticism. But let's turn back the clock to a time when a British prime minister actually led the charge for a European community of nations. We break down the relationship breakdown in three minutes.
Watch in the player above.