PART I: INTRODUCTION 1. A Framework for the Study of International Friendship; Andrea Oelsner and Simon Koschut PART II: CONCEPTIONS 2. Friendship, State and Nation; Graham M. Smith 3. Friendship, Security and Power; Felix Berenskoetter 4. The Sources of Affect in Interstate Friendship; Lucile Eznack and Simon Koschut 5. Friendship and International Order: An Ambiguous Liaison; Evgeny Roshchin PART III: PRACTICES 6. Franco-German Friendship: A Dynamic Perspective; Antoine Vion 7. German-Polish Ties: Special Relationship, Friendship or Reconciliation?; Lily Gardner Feldman 8. The Construction of International Friendship in South America; Andrea Oelsner 9. Social Forums and Friendship: A New Way of Contemplating the Notion of Friendship in International Relations; Caroline Patsias and Sylvie Patsias 10. Friendship in International Treaties; Heather Devere PART IV: CONCLUSION 11. Conclusion; Simon Koschut and Andrea Oelsner