Convention on the association of the Netherlands Antilles with the European Economic Community of the Netherlands, proclaimed in 1954, instituted a Kingdom in which the three parties—the Netherlands, the Netherlands Antilles, and Suriname—participated on basis of equality, the Netherlands in 1957 only negotiated the Treaties of Rome on behalf of itself. A special protocol attached to both the Treaty establishing the European Economic Community and the Treaty establishing the European Atomic Economic Energy Community specifically declared that the Kingdom was entitled to ratify the treaties for the Netherlands and Netherlands New Guinea only, or for the Kingdom as a whole. Both treaties were indeed subsequently ratified for the Netherlands and Netherlands New Guinea
European Economic Community due to protests from some countries that their sovereignty was being infringed (however there would still be concerns with the behaviour of the Hallstein Commission). The first formal meeting of the Hallstein Commission was held on 16 January 1958 at the Chateau de Val-Duchesse. The EEC (direct ancestor of the modern Community) was to create a customs union while Euratom would promote co-operation in the nuclear power sphere. The EEC rapidly became the most important of these and expanded its activities. One of the first important accomplishments of the EEC was the establishment (1962) of common price levels for agricultural