This volume contains the full text of the United Nations Charter and the Statute of the International Court of Justice, as well as related historical documents. They are accompanied by ten original essays on the Charter and its legacy by distinguished scholars and former high-level UN officials. The commentaries illuminate the early and ongoing roles of the United Nations in responding to international crises, debates about the UN's architecture and its reform, and its role in global governance, climate change, peacekeeping, and development. A concise and accessible introduction to the UN for students, this collection also offers important new scholarship that will be of interest to experts.