Columbia subject headings:
Harvard subject headings:
Germany--Social life and customs--Congresses.
Identity (Philosophical concept)--Congresses.
Nationalism--Germany--Congresses.
Nationalism--Russia (Federation)--Congresses
Russia (Federation)--Social life and customs--Congresses.
Princeton subject headings:
Germany--Social life and customs--Congresses.
Identity (Philosophical concept)--Congresses.
Nationalism--Germany--Congresses.
Nationalism--Russia (Federation)--Congresses.
Russia (Federation)--Social life and customs--Congresses.