Columbia subject headings:
Canada--Foreign relations.
Commonwealth of Nations.
Constitutional history--Canada.
Constitutional history.
Great Britain--Colonies--Administration--Sources.
Great Britain--Colonies--Administration.
Great Britain--Foreign relations.
Imperial federation.
Ireland--Foreign relations.
New Zealand--Foreign relations.
South Africa--Foreign relations.
Treaty-making power.
Harvard subject headings:
Constitutional history--Canada
Great Britain--Colonies--Administration--Sources.
Great Britain--Colonies--Administration.
Imperial federation.
Princeton subject headings:
Constitutional history--Canada.
Great Britain--Colonies--Administration--Sources.
Great Britain--Colonies--Administration.
Imperial federation.