International Law is an authoritative textbook in the field of international law. This reference work provides clear explanations and a thorough analysis of the relevant rules, practice, and jurisprudence within the field. The edition addresses current developments, including space law, the law of the sea, the International Court of Justice, and international humanitarian law. In addition, extra attention has been given to cyber operations and non-state actors. Thanks to the detailed references, this book independently supports in-depth research and remains an essential source for professionals in government services, international organizations, and the legal profession.