Columbia subject headings:
Harvard subject headings:
Asylum, Right of--European Union countries
European Union
European Union countries--Emigration and immigration--Government policy
Refugees--Government policy--European Union countries
Solidarity--European Union countries.
Princeton subject headings:
Asylum, Right of--European Union countries.
European Union countries--Emigration and immigration--Government policy.
European Union.
Refugees--Government policy--European Union countries.
Solidarity--European Union countries.