Underground EmpireAn explosive new vision of geopolitics from two trail blazing political scientists. Deep beneath our feet, vast and sprawling, lies one of the most sophisticated empires the world has ever known. At first glance, it might not look like much it is made up of fibre optic cables and obscure payment systems. But according to prominent political scientists Henry Farrell and Abraham Newman, the United States has turned the most vital pathways of the world