This guide is part of the series of Case-Law Guides published by the European Court of Human Rights (hereafter “the Court”, “the European Court” or “the Strasbourg Court”) to inform legal practitioners about the fundamental judgments and decisions delivered by the Strasbourg Court. This particular guide analyses and sums up the case-law on Article 2 of Protocol No. 1 to the European Convention on Human Rights (hereafter “the Convention” or “the European Convention”). Readers will find herein the key principles in this area and the relevant precedents.