European Union and West Germany signed the Treaty of Rome, which created the European Economic Community (EEC) and established a customs union. They also signed another pact creating the European Atomic Energy Community (Euratom) for co-operation in developing nuclear energy. Both treaties came into force in 1958. The EEC and Euratom were created separately from the ECSC, although they shared the same courts and the Common Assembly. The EEC was headed by Walter Hallstein (Hallstein Commission) and Euratom was headed by Louis Armand (Armand Commission) and then Étienne Hirsch. Euratom was to integrate sectors in nuclear energy while the EEC would develop
Convention on the association of the Netherlands Antilles with the European Economic Community only. A "Declaration of Intent on the association of Surinam and the Netherlands Antilles with the European Economic Community", however, was attached to the Final Act of the Intergovernmental Conference for the Common Market and EURATOM: Suriname became already associated with the European Economic Community on 1 September 1962, by virtue of a Supplementary Act completing the instrument of ratification of the Kingdom of the Netherlands. This was possible, because the protocol attached to the EEC Treaty did not oblige the Kingdom of the Netherlands to only ratify on behalf of the Netherlands and Netherlands New Guinea, but rather established