Columbia subject headings:
Harvard subject headings:
Arctic regions--History.
Arctic regions--Strategic aspects--History.
Canada, Northern--History.
Canada, Northern--Military policy--History.
Canada--Armed Forces--Arctic regions--History.
Princeton subject headings:
Arctic regions--History.
Arctic regions--Strategic aspects--History.
Canada, Northern--History.
Canada, Northern--Military policy--History.
Canada--Armed Forces--Arctic regions--History.