 All of France's about 20 crowns of the Ancient Regime, kept in the Basilica of Saint-Denis, including the one of Saint Louis and the one said of Charlemagne, were destroyed in 1793 during the French revolution.The crown of Louis XV was the only one to survive and counts, with those of the 19th century, among the only six remaining French crowns.In 1885 the French Third Republic decided to sell the Crown Jewels.