Bordeaux Wine Official Classification of 1855 Bordeaux Wine Official Classification of 1855 The Bordeaux Wine Official Classification of 1855 resulted from the 1855 Exposition Universelle de Paris, when Emperor Napoleon III requested a classification system for France's best Bordeaux wines that were to be on display for visitors from around the world. Brokers from the wine industry ranked the wines according to a château's reputation and trading price, which at that time was directly related to quality. The wines were ranked in importance from first to fifth growths ("crus"). All of the red wines that made it on the list came from the Médoc region except
History of French wine known as chaptalization. Chaptal's treatise was a turning point in the history of wine technology as it synthesized the knowledge current to the beginning of the 19th century. By the mid 19th century, the wine industry of France enjoyed a golden period of prosperity. A new class of consumers, the bourgeoisie, emerged as a strong market for wine and other culinary products. The Gironde region of Bordeaux, in particular, enjoyed a swell of interest from both the Parisian market as well as its steady trade with England. For the 1855 Paris Exposition, Emperor Napoleon III commissioned the Bordeaux merchants to