PART I BETWEEN ENERGY SOVEREIGNTY AND SOLIDARITY Chapter 2. Ewa Mazur, From Notion to EU Lcgal Principle: Developmcnt and Implications of Energy Solidarity Chapter 3. Gianmarco Riva, Rethinking Energy Diversification in the Baltic States: How Divergences in Threats Construction Shapc National Policy Agendas PART II TESTING THE LIMITS OF THE EU ENERGY COMPETENCE Chapter 4. Anna Mathews, The Energy Union Governance Regulation in the Context of the Member States Right to shape National Energy Mix Chapter 5. Agnieszka Smoleńska & Paweł Tokarski, Ihe Greening of the ECB Monetary Policy: A Legał-Economie Analysis PART III THE CHANGING GOVERNANCE OF RENEWABLE ENERGY Chapter 6. ArnoldBruhin, Introducing flexible governance for rencwablc energy: How the EU came to drop nationally binding targers for 2030 Chapter 7. Lisse G. van Vliet, "Ihere and Back Again? 'Bindingness' and 'Stringency' in Post-Lisbon Renewablcs Governance in the EU and the Energy Community PART IV MARKETS, CITIZENS AND COURTS IN THE ENERGY TRANSITION Chapter 8. Johannes Leininger, Beyond subsidies: Renewables' missing money Chapter 9. Zofia Roguska, Climate litigation: A silver bullet for insufficient climate PART V TOWARDS A JUST TRANSITION? Chapter 10. Alexandra Blin, The challenges and stakes of conceptualising energy poverty in the EU Chapter 11. Heidi Renault, Achieving a just transition: how can the European PillarofSocial Rights contribute to reskilling employees in fossil-fuel reliant regions? PART VI Chapter 12. Emer Gerrard and Helena Hayman, Conclusion