This work investigates the geopolitical and social collapse of New France during the Seven Years' War, specifically focusing on the transition of power from French to British control. Guy Frégault, a prominent historian of French Canada, utilizes extensive archival research to analyze the structural weaknesses of the French colonial administration and the strategic maneuvers that led to the fall of Quebec. He argues that the conquest was not merely a military defeat but a profound transformation of the Canadian socio-political landscape.

Historians recognize this text as a foundational analysis of the transition period in Canadian history. Scholars frequently cite Frégault's work for its rigorous examination of the internal administrative failures that preceded the military defeat.