This chapter discusses the relationships and interactions between international human rights law (IHRL) and other branches of international law, including collective security law, the law of immunities, diplomatic and consular law, counter-terrorism law, international judicial cooperation, international development law, refugee law, and labor and social security law. It examines how IHRL interacts with and influences these fields, highlighting the challenges and opportunities for integrating human rights principles into various areas of international law. The chapter also discusses the role of international organizations and states in promoting and protecting human rights within the broader context of international law.

This chapter explores the interaction between international human rights law (IHRL) and international humanitarian law (IHL), as well as international criminal law. It examines how IHRL influences the application and development of IHL and how human rights principles are integrated into international criminal procedures and substantive law. The chapter discusses the mutual reinforcement and potential conflicts between these branches of international law, highlighting the need for a coherent and integrated approach. It also explores the role of international courts and tribunals in applying and interpreting IHRL, IHL, and international criminal law, and the challenges in ensuring compliance and accountability.