Advanced Space capabilities are in all likelihood coming rather soon, with SpaceX’s next generation rockets at the forefront. However, exploration of how a colony will fit into the global stage has only been explored by fiction authors thus-far and not decision - makers.
Mars needs a planned separate government
A company rules Mars
With companies becoming arguably more influential players on the global stage than some nation-states, it is perceivable that Mars will be under the rule of, for example, Elon Musk's SpaceX.
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A nation-state (or international union) rules Mars
