Columbia subject headings:
Canada--Politics and government--20th century.
Canada--Relations--Great Britain.
Churchill, Winston, 1874-1965.
Great Britain--Politics and government--1936-
Great Britain--Relations--Canada.
King, William Lyon Mackenzie, 1874-1950.
Prime ministers--Canada--Biography.
Prime ministers--Great Britain--Biography.
World War, 1939-1945--Canada.
World War, 1939-1945--Great Britain.
Harvard subject headings:
Canada--Politics and government--20th century.
Canada--Relations--Great Britain.
Churchill, Winston, 1874-1965
Great Britain--Politics and government--1936-
Great Britain--Relations--Canada.
King, William Lyon Mackenzie, 1874-1950
Prime ministers--Canada--Biography.
Prime ministers--Great Britain--Biography.
World War, 1939-1945--Canada.
World War, 1939-1945--Great Britain.
Princeton subject headings:
Canada--Politics and government--20th century.
Canada--Relations--Great Britain.
Churchill, Winston, 1874-1965.
Great Britain--Politics and government--1936-
Great Britain--Relations--Canada.
King, William Lyon Mackenzie, 1874-1950.
Prime ministers--Canada--Biography.
Prime ministers--Great Britain--Biography.
World War, 1939-1945--Canada.
World War, 1939-1945--Great Britain.