Evensen, Jens Keywords: Broadcasting | International law | Mots clefs: Radiodiffusion | Droit international | ABSTRACT In the preliminary chapters of his course on the international law of modern radio communications, the author focuses on the primary developments emerged before the First World War, and then on the conferences and agreements of the inter-war period and post-war period. He presents the general rules of international radio law, including the principles of international allocation of radio frequen…