Jump to navigation Jump to search Central Commission for the Navigation of the Rhine Commission centrale pour la navigation du Rhin ( French ) Zentralkommission für die Rheinschifffahrt ( German ) Centrale Commissie voor de Rijnvaart ( Dutch ) Flag Map of the Rhine running through member countries. Abbreviation CCNR Formation 1815 Type IGO Headquarters Palais du Rhin , Strasbourg (France) Region served Rhine basin Membership Belgium , France, Germany, Netherlands and Switzerland Main organ Secretariat Website www .ccr-zkr .org The Central Commission for the Navigation of the Rhine ( CCNR ; French: Commission centrale pour la navigation du Rhin ) is an international organisation whose function is to encourage European prosperity by guaranteeing a high level of security for navigation of the Rhine and environs. It is the world's oldest international organization still in operation. [1] [2] Contents 1 Secretariat 2 History 3 See also 4 References 5 External l
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