Today, on Thursday, September 18, 4.29 million registered voters living in Scotland will be able to vote on the question “Should Scotland be an independent country?” The prospect of an independent Scotland has sent shockwaves through the rest of the United Kingdom, and around the world. If the Scots vote “Yes,” Great Britain will, at a stroke, cease to exist in the form we have known for more than 300 years. What does this vote portend for the UK and the world?