This book analyses the new architecture for the protection of fundamental rights in Europe after the entry into force of the Lisbon Treaty. As a starting point, it identifies how the EU has gained a prominent role in promoting and protecting fundamental rights at European level despite the absence of an unlimited mandate to address fundamental rights violations. This new setting affects the traditional relationship between the EU, the ECHR system and the Member States and, in the absence of EU accession to the ECHR, enhances the risk of tensions and conflicts between the case law of the two...