Weblinks   Europa The official gateway to the European Union online. European Union in the United States This is the site for the European Union (EU) in the U.S. European Parliament This is the official site for the European Parliament. European Commission Official site for the European Commission. The Council of the European Union Official site of the Council of the European Union. The EU and Enlargement Read official EU views on enlargement. Green Parties in Europe This site provides links to numerous Green parties. NATO Official Web site of the North Atlantic Treaty Organization.