Introduction Part I: Towards an Understanding of Diplomatic Interference 1. Diplomatic Interference: A Historical Overview 2. The Concept of Diplomatic Interference Today 3. Diplomatic Interference and Competing Interests 4. Resolving the Meeting of Competing Interests Part II: Fields of Diplomatic Interference5. Lobbying Activities 6. Partisan Behaviour 7. Propaganda 8. Employment of Money and Other Material Means 9. Insults and Criticism 10. Threats and Intimidation 11. Diplomatic Asylum Concluding Thoughts