Millennia before European thinkers translated their facts on the ground into a theory of balance of power, the Arthashastra set out an analogous, if more elaborate, system termed the “circle of states.” Contiguous polities, in Kautilya’s analysis, existed in a state of latent hostility. Whatever professions of amity he might make, any ruler whose power grew significantly would eventually find that it was in his interest to subvert his neighbor’s realm. This was an inherent dynamic of self-preservation to which morality was irrelevant. Much like Frederick the Great two thousand years later,
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