International Sanitary Conference opened in Paris on 7 November 1911 and closed on 17 January 1912 with 41 countries being represented. This was the first conference to be held after the creation of the Office international d'hygiène publique in 1907-1908. It was chaired, like the 1903, 1907 and 1926 Conferences, by the French diplomat Camille Barrère which had strong views about global health, commerce and politics. Paris, 1926 The thirteenth International Sanitary Conference was held in Paris from 10 May to 21 June 1926 with over 50 sovereign states as participants. The Hague, 1933 There was no conference in 1933, but in The Hague representatives of various countries signed the International Sanitary Convention for Aerial Navigation, which went into force on 1 August 1935. Paris, 1938 The fourteenth and last International Sanitary Conference was convened by the French Government at the instigation of Egypt on 28 October 1938 with representatives of almost 50 countries as participants. Additional events: 1907: Rome Arrangement creating the International Office of Public Hygiene (OIHP) 1914 - 1918: World War I 1918-1920: Great Influenza Pandemic 1933: Adoption of the International Sanitary Convention for Aerial Navigation (1933) 1939 - 1945: World War II 1944: Amendment of the 1926 International Maritime Sanitary Convention and the 1933 International Sanitary Convention for Aerial Navigation. Development of the first International Certificate of Vaccination against Smallpox. 1948: Formation of the World Health Organization 1951: 4th World Health Assembly adopted the International Sanitary Regulations. Quarantinable diseases included cholera, yellow fever, plague, smallpox, relapsing fever, typhoid. 1969: WHO revises the International Sanitary Regulations to become the International Health Regulations. The revised IHR focused on 4 quarantinable diseases - cholera, yellow fever, plague and smallpox. 1981: With successful eradication of smallpox, quarantinable diseases revised to cholera, yellow fever and plague. After World War II The World Health Organization (WHO) was formed in 1948. In 1951, the WHO issued their first infectious disease prevention regulations, the International Sanitary Regulations (ISR 1951), which focussed on six quarantinable diseases; cholera, plague, relapsing fever, smallpox, typhoid and yellow fever. In 1969, the ISR were revised and renamed the International Health Regulations. Notes References External links World Health Organization International Sanitary Conferences - Harvard Open Collections Program International medical and health organizations Public health organizations Sanitation World Health Organization Infectious diseases Medical conferences