Like every other business, the business of war has changed. Centuries ago, a war ended when one army defeated another on the battlefield. But in the modern world of total war , a war isn’t over when one army defeats the other. A war is over when the population of the country whose army has lost abandons all hope; when the people have been crushed so thoroughly – when the daily business of staying alive is so god-awful – that they wish only to clean up the mess and re-start their lives. This is why no Nazi official was able...