aim - to foster nuclear research for peaceful purposes only

members - (20) Austria, Belgium, Bulgaria, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Italy, Netherlands, Norway, Poland, Portugal, Slovakia, Spain, Sweden, Switzerland, UK

observers - (7) European Commission, Israel, Japan, Russia, Turkey, United Nations Educational, Scientific, and Cultural Organization (UNESCO), US

** European Space Agency (ESA) **

established - 31 May 1975

aim - to promote peaceful cooperation in space research and technology

members - (15) Austria, Belgium, Denmark, Finland, France, Germany, Ireland, Italy, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland, UK

cooperating state - (1) Canada

** European Union (EU) **

note - evolved from the European Community (EC)