WORLD HEALTH AND THE LEAGUE - UN Archives GenevaThe League of Nations (1919-1946), the first intergovernmental organization established “to promote international cooperation and to achieve international peace and security”, is often referred to as the “predecessor” of the United Nations. The League of Nations Health Organization, established in 1923, is a special application in the field of health questions of this whole systematic attempt to organize international relations in the interwar period.
Some of the most characteristic activities of the Health Organization were: prevention and control of diseases, surveillance of epidemics, standardization of sera, vaccines and biological products, exchange of health personnel, organization of sanitary conferences and courses, rural hygiene, nutrition, urban and rural housing.
After the League of Nations folded in 1946, the Health Organization became the World Health Organization.