Elegant and authoritative, International Law, Ninth Edition offers a clear and accessible foundation in the field for law students and students of international relations, as well as for practicing lawyers, judges, government officials, journalists, and others seeking to understand the nature of both public and private international law. 

This timely Ninth Edition reflects contemporary policies and practices in the United States and around the world, incorporating important new developments in international human rights law, international environmental law, international organizations, the law of the sea, and international and domestic courts. 

New to the Ninth Edition: 

• Challenges to the rules governing the use of force in international law
• The continuing importance of international law as a central tool of international relations 
• The expanding caseload and role of international and regional courts 

Professors and students will benefit from: 

This accessible and engaging introduction to International Law offers: 

Comprehensive coverage of public international law, U.S. constitutional law as it relates to international law, and selected topics in international business law. 

A clear, practical framework organized around the central questions that shape the field, including: 

• What are the rules of international law, and how are they created? 
• How do the legal and political processes of international law function? 
• Why is international law effective? 
• What role does international law play in international relations and domestic governance?