Columbia subject headings:
Poland--Foreign relations--United States.
Poland--History--Occupation, 1939-1945.
Roosevelt, Franklin D. (Franklin Delano), 1882-1945.
United States--Foreign relations--1933-1945.
United States--Foreign relations--Poland.
World War, 1939-1945--Diplomatic history.
World War, 1939-1945--Poland.
Harvard subject headings:
Poland--Foreign relations--United States
Poland--History--Occupation, 1939-1945
Roosevelt, Franklin D. (Franklin Delano), 1882-1945
United States--Foreign relations--1933-1945.
United States--Foreign relations--Poland.
World War, 1939-1945--Diplomatic history.
World War, 1939-1945--Poland.
Princeton subject headings:
Poland--Foreign relations--United States.
Poland--History--Occupation, 1939-1945.
Roosevelt, Franklin D. (Franklin Delano), 1882-1945.
United States--Foreign relations--1933-1945.
United States--Foreign relations--Poland.
World War, 1939-1945--Diplomatic history.
World War, 1939-1945--Poland.