Columbia subject headings:
Harvard subject headings:
Bohemia (Czech Republic)--Ethnic relations--Congresses.
Bohemia (Czech Republic)--Relations--Germany--Congresses.
Germans--Czech Republic--Bohemia--History--Congresses.
Germany--Relations--Czech Republic--Bohemia--Congresses.
Minorities--Czech Republic--Bohemia--Congresses.
Nationalism--Czech Republic--Bohemia--Congresses.
Princeton subject headings:
Czech Republic--History--Congresses.
Czech Republic--Relations--Germany--Congresses.
Germany--Relations--Czech Republic--Congresses.