Columbia subject headings:
European Union countries--Politics and government--21st century--Congresses.
Harvard subject headings:
Decentralization in government--European Union countries.
Democracy--European Union countries--Congresses.
European Union countries--Politics and government--Congresses.
Legitimacy of governments--European Union countries--Congresses.
Local government--European Union countries--Congresses.
Political participation--European Union countries--Congresses.
Public administration--European Union countries--Citizen participation--Congresses.
Princeton subject headings:
European Union countries--Politics and government--21st century--Congresses.