Rossignol to Louis XIV (p. 819)

In November 1688, the master cryptographer Bonaventure Rossignol provides King Louis XIV with an intelligence report deciphering the movements and secret correspondence of Eliza, the Countess de la Zeur.

“Rossignol to Louis XIV Continued” — Antoine Rossignol was a renowned French cryptographer who served Louis XIV and developed the “Great Cipher,” a code so complex it remained unbroken for centuries until the late 1800s.

“rebellious Protestants of Savoy” — This refers to the Waldensians, a proto-Protestant group in the Duchy of Savoy who faced brutal military campaigns and massacres, often orchestrated under pressure from the French crown to achieve religious uniformity.

“strike north into the Dutch Republic or east into the Palatinate” — These maneuvers signaled the opening of the Nine Years’ War, a massive European conflict where Louis XIV faced a coalition determined to halt French territorial expansion.

“William of Orange” — The Dutch Stadtholder and future William III of England was the primary Protestant rival to Louis XIV; at this moment in the novel, he is preparing the Glorious Revolution to seize the English throne from James II.

“d’Avaux” — Jean-Antoine de Mesmes, Comte d’Avaux, was Louis XIV’s premier diplomat and intelligence chief in the Netherlands, tasked with monitoring the Dutch fleet and William’s intentions.

“Monsieur’s friends” — “Monsieur” was the official title for Philippe I, Duke of Orléans, the King’s younger brother; his “friends” refers to his inner circle of male favorites, as Philippe was famously and openly homosexual in the Versailles court.

“Madame and the Countess de la Zeur” — “Madame” refers to Elizabeth Charlotte, Duchess of Orléans, also known as Liselotte. Stephenson’s annotation: “Her letters are a primary source for much of what we know about the court of Louis XIV.”

“young male cousins from Hanover” — These are members of the House of Hanover, the German dynasty related to Madame; their presence illustrates the dense web of familial ties that linked the Protestant German states to the Catholic court of France.