Marie Curie, née Skłodowska
in recognition of her services to the advancement of chemistry by the discovery of the elements radium and polonium, by the isolation of radium and the study of the nature and compounds of this remarkable element
for his role as co-founder of the Institut de droit international, initiator of the Conferences on International Private Law (Conférences de Droit international privé) at the Hague, and pioneer in the field of international legal relations
for his effort to expose and fight what he considers to be the main cause of war, namely, the anarchy in international relations