Assembly of the Western European Union WEU of the Assembly of the Western European Union which was founded in 1955 In addition to the WEU s ten member states they include associate members 5k Cached Similar pages Guide to the Amsterdam Treaty and implemented at the EU s request by the Western European Union WEU Any decision requires the positive votes of at least ten Member States 24k Cached Similar pages Documento sin t tulo were invited to join the Western European Union WEU established by Belgium The WEU including ten Member States which signed the Brussels Treaty 12k Cached Similar pages The NATO Russia Archive New European Security Architecture The Western European Union WEU was first established as a mutual assistance of its ten member states all of which are both NATO and EU members 33k Cached Similar pages