Introduction : The debate: is war evolving? ; The need for systematic studies of war ; Brief history of the correlates of war project ; Purpose of this work
1. The interstate and international systems : Theoretical foundations: state actors in the international system ; Five nested systems ; The correlates of war interstate system ; The international system ; The central system and the major power system
2. Defining and categorizing wars / Meredith Reid Sarkees : Defining war and a typology of war ; The initial classification ; An expanded typology of war ; The coding of wars ; Describing inter-state war ; Describing extra-state war ; Describing intra-state war ; Describing non-state war
3. The inter-state wars : List of inter-state wars in chronological order ; Individual descriptions of inter-state wars
Analyzing inter-state wars
4. The extra-state wars : List of extra-state wars in chronological order ; Individual descriptions of extra-state wars ; Analyzing extra-state wars
5. The intra-state wars / Meredith Reid Sarkees : Defining intra-state war ; Civil wars ; Regional and inter-communal wars ; List of intra-state wars in chronological order ; Individual descriptions of intra-state wars ; Analyzing intra-state wars
6. The non-state wars : The non-state wars in chronological order ; Individual descriptions of non-state wars ; Analyzing non-state wars
7. What do we know about war? / Meredith Reid Sarkees : War and religion ; War and psychology ; War and philosophy ; New wars? ; A comprehensive view of trends in modern war ; What do the new data tell us?
Appendix : Chronological list of all wars.
