Columbia subject headings:
Harvard subject headings:
Denmark--History--German occupation, 1940-1945--Congresses.
Norway--History--German occupation, 1940-1945--Congresses.
Political prisoners--Denmark--Congresses.
Political prisoners--Norway--Congresses.
Political prisoners--Scandinavia--Congresses.
Political prisoners--Sweden--Congresses.
Scandinavia--History--20th century--Congresses.
Sweden--History--20th century--Congresses.
War and crime--Scandinavia--History--20th century--Congresses.
World War, 1939-1945--Concentration camps--Germany--Congresses.
World War, 1939-1945--Denmark--Congresses.
World War, 1939-1945--Jews--Rescue--Scandinavia--Congresses.
World War, 1939-1945--Norway--Congresses.
World War, 1939-1945--Personal narratives--Congresses.
World War, 1939-1945--Prisoners and prisons--Congresses.
World War, 1939-1945--Scandinavia--Congresses.
World War, 1939-1945--Sweden--Congresses.
Princeton subject headings:
Neuengamme (Concentration camp)--Congresses.
Svenska röda korset--History--20th century.
World War, 1939-1945--Jews--Rescue--Scandinavia.
World War, 1939-1945--Participation, Scandinavian--Congresses.
World War, 1939-1945--Prisoners and prisons--Congresses.