Here is the classic example of that kind of insincerity in both foreign and domestic affairs which permeates not only avowed motives but also probably the conscious motives of the actors themselves - that of a policy which pretends to aspire to peace but unerringly generates war, the policy of continual preparation for war, the policy of meddlesome interventionism. There was no corner of the known world where some interest was not alleged to be in danger or under actual attack. If the interests were not those of Rome, they were those of Rome's allies; and if Rome had no allies, then allies would be invented. When it was utterly impossible to contrive such an interest - why, then it was the national honour that had been insulted. The fight was always invested with an aura of legality. Rome was always being attacked by evil-minded neighbours, always fighting for a breathing space. The whole world was pervaded by a host of enemies and it was manifestly Rome's duty to guard against their indubitably aggressive designs. They were enemies who only waited to fall on the Roman people...

–  Joseph Schumpeter, Imperialism and Social Classes [1918]