The choice of the 'establishment' campaign has irked others in the Eurosceptic camp.
Chancellor Angela Merkel wouldn't like to see Britain leave the EU, but a remain vote is not necessarily an easy option either.
The idea that only Parliament should set British laws emerged to protect the people from the King.
British public is the least well-informed of any EU country when it comes to Europe.
Sorry Boris, those with a bet at stake think we're staying put.
This has been cross-border journalism at its best. But for some papers it's a chance to pursue a different agenda entirely.
Why those who want to lean on imperial relations should think again.
The EU is responsible for a whole lot more than just making it illegal to eat your pet horse.
The European Union has played a key role in making buildings more accessible, homes more liveable and travel easier. But what would happen if the UK left?
It made the headlines, but the numbers don't add up.
Lessons from the past suggest Cameron should acknowledge the limitations of his renegotiated membership terms.
Brexit supporters argue the UK would find it easier to strike its own international deals but there is not much evidence of that.
These days, EU policy is more helpful than harmful for Britain's fish.
Immigration is at the heart of the Brexit debate. Here's what the research says about employment.
Most people will be disgusted at attempts by the Brexit lobby to use the terror attacks for their own political ends.
Despite its distance from Europe, Euroscepticism can be observed in Australia. What would a 'Brexit' from the EU mean for Australia?
Mark Carney, governor of the Bank of England, has been criticised for his comments on how Brexit will affect financial stability in the UK.
Brussels is forever preaching women's rights to member states, but it always seems to be men giving the orders.
EU employment legislation has had a hugely positive impact on UK labour laws.
Other member states could block a friendly Brexit, and they are more likely to do so if it means losing free movement for their people.