President of the European Commission three executives that were merged in 1967 following the Merger Treaty, namely the High Authority of the European Coal and Steel Community (from 1952), and the commissions of the European Atomic Energy Community and the European Economic Community (both from 1958). Secondly, a list is given over the presidents after the merger, when the single position presided over the Commission of the European Communities, until 2009 when the Treaty of Lisbon renamed of the institution, creating the President of the European Commission. The European Economic Community was established by the Treaty of Rome, presently known as the Treaty on the
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