As time went on, however, the war machine began to sputter. It’s not clear exactly why this happened. By the time of emperor Aśoka (273–232 BC), the Mauryan dynasty controlled almost all of present-day India and Pakistan, but the Indian version of the military-coinage-slavery complex was showing definite signs of strain. Perhaps the clearest sign was the debasement of the coinage, which over the course of two centuries or so had gone from almost pure silver to about fifty percent copper.39
Important note!
