 The participation of many nations hinged upon gaining the endorsement of Germany, who was eventually won over and chose to participate.As a result of this diplomacy, it was decided to proceed with the formation of the European Launcher Development Organisation (ELDO) group.Headquartered in Paris, the founding members of the ELDO were Belgium, France, the United Kingdom, Italy, the Netherlands and West Germany; while Australia, Spain, Switzerland, Norway, and Sweden had chosen to decline participation.