Columbia subject headings:
Council of the European Union--Membership.
Council of the European Union--Reform.
European Union countries--Military policy.
European Union.
European cooperation.
National security--Europe.
Harvard subject headings:
Council of the European Union--Membership.
Council of the European Union--Reform.
European Union
European Union countries--Military policy.
European cooperation.
National security--Europe
Princeton subject headings:
Council of the European Union--Membership.
Council of the European Union--Reform.
European Union countries--Military policy.
European Union.
European cooperation.
National security--Europe.