 In 1955 the statutes of the new organization were ratified by the IUBS and the first plenary session of the CILB took place at Antibes, France.In 1965, CILB changed its name from “Commission” to “Organization” thus becoming the “International Organization of Biological Control of Noxious Animals and Plants”.In 1969, under the auspices of the IUBS, an agreement was reached among organizations to merge IOBC and the “International advisory committee for biological Control” (active in English-speaking countries) into a single international organization under the name IOBC.