A clear, accessible and comprehensive guide to understanding international law Principles of International Law explains and illustrates the essential concepts of international law from an Australian perspective. It provides an authoritative yet accessible guide to the structure of international law, its systemic requirements and major substantive topics. Each chapter contains a clear statement of objectives, a list of key instruments and authorities, a lucid statement of the law, original analysis, extracts from relevant treaties and other international instruments, and helpful case summaries and extracts. Problem questions and suggested arguments for use in answering them are included, and further discussion questions are provided. An appendix of basic documents is included for convenient quick reference. The fifth edition of Principles of International Law is updated and revised to incorporate the most recent developments in international law across a wide range of areas. Recent decisions from the International Court of Justice and other international and domestic tribunals have been added. In an increasingly global society, a strong understanding of the principles of international law is invaluable. This text provides clear guidance to scholars, legal practitioners and students of law or international relations seeking to improve their knowledge and extend their understanding of this important subject.