This study on evidence before international tribunals, with an emphasis on the burden of proof, is one of the more important and interesting issues of evidence under both municipal and international law. The study is mainly based on documented cases and special attention is paid to the case law of the Iran-United States Claims Tribunal in the Hague. The study is divided into three parts. Part One presents the preliminary issues concerning the concept of the burden of proof and the burden of evidence, as well as the nature and scope of the burden of proof. Part Two discusses the main aspects...