List of Abbreviations -- List of Figures and Tables -- Introduction -- I THEORIES AND CONCEPTS IN UNDERSTANDING EU AND US FOREIGN POLICY -- 1 Transatlantic Foreign Policy Research Communities: A Debate on US and European Approaches in Scholarship -- 2 Theoretical Approaches to European Foreign Policy: A Debate across Paradigms -- II ISSUES IN EU AND US FOREIGN POLICY -- 3 Transatlantic Homeland Security Cooperation: The Art of Balancing Internal Security Objectives with Foreign Policy Concerns -- 4 With or without You? A Comparison of EU, European, and US Policies in Afghanistan -- 5 Europe, the US, and the Creation of a Multilayered NATO: Lessons from Afghanistan -- 6 The Middle East and Iraq in EU and US Foreign Policy: Implications for Transatlantic Relations -- 7 Leaving the War in Iraq or "Staying the Course": Why Did Bulgaria Withdraw and Romania Stay? -- 8 Iran in EU and US Foreign Policy: The Case of Iran's Nuclear Program -- 9 Assessing EU and US Foreign Policy in the South Caucasus -- 10 Turkey in US and EU Foreign Policy: Shared Ally, Different Relationships? -- 11 Russia in EU and US Foreign Policy: The Energy Security Dimension -- 12 How to Deal with China's Military Rise? Differing Responses of the EU and the US and the Case of Dual-Use Technology Transfer -- 13 Reassessing EU and US Foreign Policy: The Lisbon Treaty, the Obama Administration, and Beyond -- Bibliography -- About the Contributors.