Since the first edition appeared in 1967, this collection of basic texts has become and established aid both to the practising lawyer using international law materials, and to the student of international law as a complement to existing course books. The aim of the collection has always been to provide students with essential documents to enable them then to obtain a thorough grounding in this diverse and fascinating area of law. This new edition adheres to the model of its predecessors; now thoroughly updated and revised to reflect significant developments since 1983, it includes a new chapter containing the Draft Articles on the Origins of State Responsibility, and a chapter on Responsibility for Serious Violation of International Humanitarian Law. Concise yet authoritative, this basic collection will continue to prove useful to the student and practitioner alike. This book is intended for students and practitioners of international law, human rights and foreign relations; diplomats; professionals working for non-government organizations and international civil servants.