Primarily using Qatar v. Bahrain as an illustration, this Wang Tieya Lecture provides an overview and analysis of the case law of the International Court of Justice on maritime delimitation. The issues covered include: maritime zones recognized under UNCLOS, the development of the law of maritime delimitation, identification of relevant coasts and baselines, pre-existing agreement, delimitation of the territorial sea, delimitation of the continental shelf and the EEZ, and the starting point and end point of delimitation.
