1: Introduction
I: The Most Important Fact of Our Time
Introduction to Part I
2: No War between Democracies
3: Democracy Limits Bilateral Violence
4: Democracies are Least Warlike
5: Democracies are Most Internally Peaceful
6: Democracies Don't Murder Their Citizens
II: Why are Democracies Nonviolent?
Introduction to Part II
7: A New Fact?
8: What is to be Explained?
9: First-Level Explanation: The People's Will
10: Second-Level Explanation: Cross-Pressures, Exchange Culture, and In-Group Perception
11: Third-Level Explanation I: Social Field and Freedom
12: Third-Level Explanation II: Antifield and Power
13: Power Kills
