Britain could exit the EU - a Brexit - as the result of a referendum leading to a negotiated withdrawal, a unilateral withdrawal without a referendum or negotiations, Britain's expulsion, steps by the EU to freeze Britain out, or the rest of the EU leaving Britain behind in a position that lands it outside. None will be easy for Britain or the EU. All have their flaws.
The five things you need to know on Wednesday 25 June 2014... 1) SORRY, ANDY WHO? The (partial) verdicts on the phone-hacking
Britain's membership of the European Union is "crucial" to London's future success, and an exit from the political bloc will
Britain would risk losing influence in trade negotiations if it leaves the European Union, the head of the World Trade Organisation
The EU has used a vast number of mechanisms to promote the idea that we are not British but European. Through manipulating our sport, our history, through our cities and our citizenship, the EU has sought to instil the teaching of Jean Monnet, the 'Father of Europe', into our everyday lives.
Ford has urged the country to stay in the European Union, warning that a British exit would be "cutting its nose off to spite
Britain "should not be scared of leaving the European Union" as it could survive perfectly well on its own, top economists
Britain leaving the European Union would "harm business interests", a major survey of UK businesses has found. Over half
Unless the terms and benefits of self-government outside the EU are spelled out in detail, the debate over Britain's relationship with the EU will remain fundamentally impoverished. If UKIP wants to prove its credentials as a serious party the onus is on it to actually set out its vision of a self-governing country. Empty rhetoric about self-government is not a substitute for informed policy debate.
Nick Clegg has warned that Britain leaving the European Union would "impoverish" the entire continent and that Tory "flirting
Japanese car giant Nissan would "reconsider" its future investments in Britain if it left the European Union, its chief executive
David Cameron has been branded "insane" for pledging to stay in the European Union regardless of how well his attempts to
On Friday last week, Business for Britain - the campaign for a better deal with the EU backed by over 750 leading British business people - released details of the largest and most comprehensive poll yet conducted of UK business opinion on our relationship with Brussels.
What I do want is to open people's eyes to an option the UK must consider seriously. I am arguing that we should consider our most special relationship of all - the one we have with the United States. British-American trade was worth $214billion in 2012. That is the biggest bilateral trade relationship of any two countries anywhere.
Vince Cable has poured scorn on prime minister David Cameron's plans to claw back significant powers from Brussels to Britain
Eurosceptic Conservative backbenchers have hit back at Ken Clarke's claim that they risk wrecking the prospect of the UK
Cabinet minister Ken Clarke has warned Eurosceptics that they risk wrecking the prospect of the UK benefiting from a proposed
When many Americans worry about a crisis in the United Kingdom, they think of the deaths of Sybil and Matthew in Downton Abbey. While this fictional situation might be important to the show's followers, Americans should be more concerned about Britain's potential exit from the European Union.
The genie is out of the bottle. A referendum has been promised and, according to consecutive opinion polls, is demanded by the British people. There is no room to manoeuvre. There is no going back.
Even before Prime Minister David Cameron's speech on Europe this Wednesday, we know that it will be disappointing.