Columbia subject headings:
Harvard subject headings:
Christian ethics--European Union countries.
Europe--Economic integration.
European Union
European Union countries--Politics and government.
Populism--European Union countries.
Social ethics--European Union countries.
Princeton subject headings:
Christian ethics--European Union countries.
Europe--Economic integration.
European Union countries--Politics and government.
European Union.
Populism--European Union countries.
Social ethics--European Union countries.