Columbia subject headings:
Czechoslovakia--Ethnic relations--Congresses.
Czechoslovakia--History--1938-1945--Congresses.
Czechoslovakia--Relations--Germany--Congresses.
Germans--Czechoslovakia--History--Congresses.
Germany--Relations--Czechoslovakia--Congresses.
World War, 1939-1945--Czechoslovakia--Congresses.
Harvard subject headings:
Czech Republic--Ethnic relations--Congresses.
Czechoslovakia--History--1938-1945--Congresses.
Germans--Czech Republic--History--Congresses.
World War, 1939-1945--Czech Republic--Congresses.
World War, 1939-1945--Slovakia.
Princeton subject headings:
Czech Republic--Ethnic relations--Congresses.
Czechoslovakia--History--1938-1945--Congresses.
Czechoslovakia--Relations--Germany--Congresses.
Germans--Czech Republic--History--Congresses.
Germany--Relations--Czechoslovakia--Congresses.
World War, 1939-1945--Czech Republic--Congresses.
World War, 1939-1945--Slovakia.