This title delves into the mechanisms and processes of international human rights litigation, focusing on the various judicial and quasi-judicial bodies that adjudicate human rights complaints. It examines the diversity of international complaints mechanisms, including regional human rights courts, such as the European Court of Human Rights, Inter-American Court of Human Rights, and African Court on Human and Peoples’ Rights, as well as nonjudicial bodies such as the Human Rights Committee and other treaty bodies. The section discusses the conditions of admissibility for international complaints, the procedures for examining claims, and the standards of proof and evidence. It also explores the role of provisional measures in protecting human rights during litigation and the challenges in enforcing international human rights decisions. By providing insights into the litigation process, this title highlights the importance of access to justice and the role of international bodies in holding states accountable for human rights violations.