Book excerpt: Chapter Introduction: Strategic history -- chapter 1 Themes and contexts of strategic history -- chapter 2 Carl von Clausewitz and the theory of war -- chapter 3 From limited war to national war: The French Revolution and the Napoleonic way of war -- chapter 4 The nineteenth century, I: A strategic view -- chapter 5 The nineteenth century, II: Technology, warfare and international order -- chapter 6 World War I, I: Controversies -- chapter 7 World War I, II: Modern warfare -- chapter 8 The twenty-year armistice, 1919-39 -- chapter 9 The mechanization of war -- chapter 10 World War II in Europe, I: The structure and course of total war -- chapter 11 World War II in Europe, II: Understanding the war -- chapter 12 World War II in Asia-Pacific, I: Japan and the politics of empire -- chapter 13 World War II in Asia-Pacific, II: Strategy and warfare -- chapter 14 The Cold War, I: Politics and ideology -- chapter 15 The Cold War, II: The nuclear revolution -- chapter 16 War and peace after the Cold War: An interwar decade -- chapter 17 9/11 and the age of terror -- chapter 18 Irregular warfare: Guerrillas, insurgents and terrorists -- chapter 19 War, peace and international order -- chapter 20 Conclusion: Must future strategic history resemble the past?.