De Molay’s curse—“Pope Clement, Knight Jacques de Molay, I summon you before the throne of Heaven within forty days!”—is not merely supernatural ornament. Druon uses it to impose a tragic structure on history. Every disaster that follows (and in later books, the Hundred Years’ War) feels like the working-out of divine justice for the king’s greed and sacrilege.

The narrative tension of the book hinges on the countdown to this prophecy. Will the curse come true? The genius of Druon is that he blends historical fact with novelistic pacing. The reader knows the history (the Pope died weeks after the burning; Philip died within the year), but Druon frames these events as a supernatural thriller.

Study the Historical Notes: Druon’s work is famous for its extensive footnotes that separate fact from legend.

Published in 1955, The Iron King kicks off with a devastating act of vengeance. King Philip IV of France—known as the "Iron King" for his unyielding will and cold demeanor—orders the destruction of the Knights Templar to erase his massive debts to them.

Parallel to the curse is the domestic scandal that threatens to tear the royal family apart. The King’s three sons—Louis, Philip, and Charles—are trapped in loveless or childless marriages. The discovery of their wives' adulterous affairs (the infamous Tour de Nesle affair) sets off a chain of events that threatens the Capetian dynasty.