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Braudel's seminal work, "Identity of France," was the culmination of over a decade of research, spanning from 1970 to 1985. This comprehensive study delved into the historical, geographical, and cultural factors that shaped the unique identity of France, exploring its evolution over centuries. Braudel's interdisciplinary approach and meticulous attention to detail resulted in a groundbreaking analysis that continues to influence our understanding of French history and culture.