Intergovernmental Conference on the Common Market and Euratom agreed to leave the military use of nuclear research out of the treaty, subject to international controls. The US also opposed the emergence of an independent European nuclear force. The Suez crisis of 1956, which exposed the vulnerability of Europe regarding its energy supplies had an influence on the negotiations. The conference would lead to the Treaties of Rome being signed on 25 March 1957. They established the European Economic Community (EEC) and the European Atomic Energy Community (Euratom) among the members of the ECSC. Intergovernmental Conference on the Common Market and Euratom The Intergovernmental Conference on the Common Market
Three pillars of the European Union Three pillars of the European Union Between 1993 and 2009, the European Union (EU) legally comprised three pillars. This structure was introduced with the Treaty of Maastricht on 1 November 1993, and was eventually abandoned on 1 December 2009 upon the entry into force of the Treaty of Lisbon, when the EU obtained a consolidated legal personality. Within each pillar, a different balance was struck between the supranational and intergovernmental principles. Supranationalism was strongest in the first pillar. Its function generally corresponded at first to the three European Communities (European Coal and Steel Community (ECSC), European Economic Community (EEC) and