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
Economic history of the United Kingdom enter the European Economic Community (EEC) in order to revive its economy. This decision came after establishing a European Free Trade Association (EFTA) with other, non EEC countries since this provided little economic stimulus to Britain's economy. Levels of trade with the Commonwealth halved in the period 1945–1965 to around 25% while trade with the EEC had doubled during the same period. Charles de Gaulle vetoed a British attempt at membership in 1963 and again in 1967. The general election in June 1970 saw the Conservatives, now led by Edward Heath, achieve a surprise return to government after the opinion