CIA - The World Factbook: European Union
- Features map and brief descriptions of the geography, people, government, economy, communications, transportation, military and transnational issues.
- https://www.cia.gov/library/publications/the-world-factbook/geos/ee.html

Europe Direct
- Details on the general information service of the EU Institutions: for any EU-related query, call the toll-free number within the EU, write an email or send a web assistance request.
- http://ec.europa.eu/europedirect/

Glossary to the Institutions, Policies and Enlargement of the EU
- Detailed glossary and overview of policy areas from SCADPlus.
- http://europa.eu/scadplus/glossary/index_en.htm

Your Europe
- Site devoted to the rights of the citizens of the Union.
- http://ec.europa.eu/youreurope/

Wikipedia - Wikiportal: European Union
- Starting point for encyclopedia categories and articles setting out the EU's history, membership, institutional structure and main policy areas.
- http://en.wikipedia.org/wiki/Wikipedia:Wikiportal/European_Union

European No Campaign
- A EU-wide cross party network of organizations and individuals, that work together to stop the proposed EU Constitution. Find the latest news, background information, and a time table. Multilingual site.
- http://www.europeannocampaign.com/

EU-ABC
- A detailed dictionary of the EU, updated frequently.
- http://www.euabc.com

EU Information Centre
- Information from the Danish Parlament.
- http://www.euo.dk/euo_en/

Official Publications European Union
- Covering business, economics and policy from the Swiss EUROP agency.
- http://www.euros.ch