parent
  • ShadowPho3nix
    +6

    Lack of natural resources. We're running out of them at a rapid rate, and soon there will be a war over the last remaining natural resources.

    • ActuallyBrian
      +3

      There already kind of was, if you look at the War on Terror from the perspective of America trying to get a foothold in some of the last oil-rich countries in the Middle East.