Providing an introduction to, and detailed examination of substantive, enforcement and procedural aspects of international criminal law, this book's examination of international and transnational crimes under treaty and customary law has been fully updated and revised. Exploring the enforcement of international criminal law through an investigation of the practice of the Security Council-based tribunals for Yugoslavia and Rwanda, the International Criminal Court and other hybrid tribunals, such as those for Cambodia, Sierra Leone, Lockerbie and truth commissions, the authors look at terrorism, offences against the person, piracy and jurisdiction, and immunities amongst a variety of other topics. New to this edition are four additional chapters on: various forms of liability and participation in international crime war crimes crimes against humanity genocide and illegal rendition. This is an ideal text for undergraduate and postgraduate students of law or international relations, practitioners and those interested in gaining an insight into international criminal law