Cover -- Contents -- List of Boxes, Charts, Figure and Tables -- Foreword -- Preface -- List of Abbreviations -- Chronology -- 1 Introduction -- PART I: Explaining European Security Through International Relations Theories -- 2 Is Neorealism Best Suited to Explain the Integration of EU Defense and Security Policies? -- 3 Do the Different Versions of Liberalism Offer the Right Tools in Order to Explain Integration in High Politics? -- 4 How Does Social Constructivism Contribute to the Debate on the Integration of the EU's Common Security and Defense Policy? -- PART II: Historical and Strategic Evolutions of European Security -- 5 Was the End of the Cold War a Driver Toward Integration of the EU Security and Defense Policy? -- 6 Was the US a Factor in Deepening the Integration Process of EU Security Policy? -- 7 Has the 2008 Financial Crisis Been an Engine Fostering the Integration Process in EU Security and Defense Policies? -- 8 Does the EU Have a True Global Security Strategy? -- PART III: Actors of the Common Security and Defense Policy -- 9 Are the Member States the Main Driving Forces in the Integration of the EU Defense and Security Policies? -- 10 Has the High Representative Been the Unquestioned Figure in the Making of the EU as a Global Actor? -- 11 Has the CSDP Become the Instrument for Foreign Intervention and Engagement Envisioned by the Member States and the EU? -- 12 Concluding Remarks -- References -- Index.