The financial crisis that had racked the empire in the last year of Cambyses’ reign was briskly resolved: the ramshackle system of tribute that had prevailed under Cyrus and his sons was streamlined and reformed; levies in every province, to the far ends of the known world, were carefully fixed. It was an unprecedented achievement, and one destined to endure for almost two centuries as the bedrock of Persian power. Even more than his generalship or his genius for propaganda, it was Darius’ punctilious mastery of fiscal policy that pulled the empire back from the brink.
