Is it possible for the 27 countries of the EU to negotiate a new treaty in a few months and sign it at the end of the year? I've expressed some scepticism about this on several occasions, given the obvious differences over its contents. Certain member states want to safeguard the existing draft Constitutional Treaty, some affirm that it is dead and should be forgotten and others want to add additional factors to it. How can the essential unanimity be reached in these conditions? The...