Take the way the US is run and make it global. Alternatively, take the way North Korea is run and make it global. This is the only way it could work. As a thi

Take the way the US is run and make it global. Alternatively, take the way North Korea is run and make it global. This is the only way it could work. As a third alternative, take the way the EU is run, and make it global. What are the problems? There is way too much diversity for a single entity to handle the various aspects.