Almost none are truly independent or outside of a jurisdiction - I think he meant more metaphorically. But if you're interested in how the scenario you mention

Almost none are truly independent or outside of a jurisdiction - I think he meant more metaphorically. But if you're interested in how the scenario you mentioned plays out, read up on some of the history of Sealand: http://en.wikipedia.org/wiki/Principality_of_Sealand http://en.wikipedia.org/wiki/Principality_of_Sealand