What Do We Know about War? Book

	Preface
	Introduction
1	The Etiology of Interstate War: A Natural History Approach	3
2	Who Fights Whom, When, Where, and Why?	23
3	Escalation and War in the Twentieth Century: Findings from the International Crisis Behavior Project	37
4	Territory: Theory and Evidence on Geography and Conflict	57
5	Territory: Why Are Territorial Disputes between States a Central Cause of International Conflict?	85
6	Alliances: The Street Gangs of World Politics - Their Origins, Management, and Consequences, 1816-1986	111
7	Alliances: Why Some Cause War and Why Others Cause Peace	145
8	Military Buildups: Arming and War	165
9	Rivalries: The Conflict Process	197
10	Rivalries: Recurrent Disputes and Explaining War	219
11	Escalation: Crisis Behavior and War	235
12	Material Capabilities: Power and International Conflict	259
13	International Norms: Normative Orders and Peace	281
14	Democracy: On the Level(s), Does Democracy Correlate with Peace?	299
15	Reflections on the Scientific Study of War	319
16	Mature Theories, Second-Order Properties, and Other Matters	329
17	What Do We Know about War?	335
	References	371
	Subject Index	407
	Name Index	411
	About the Contributors	419