Prix du Jockey Club initially 2,500 metres, and this was cut to 2,400 metres in 1843. It was switched to Versailles during the Revolution of 1848, and it was cancelled due to the Franco-Prussian War in 1871. The race was abandoned in 1915, and for three years thereafter it was replaced by the Prix des Trois Ans. This took place at Moulins in 1916, Chantilly in 1917 and Maisons-Laffitte in 1918. The first two runnings after World War I were held at Longchamp. A substitute race called the Prix de Chantilly was run at Auteuil over 2,600 metres in 1940. The Prix du Jockey
Gran Premio del Jockey Club Gran Premio del Jockey Club The Gran Premio del Jockey Club is a Group 2 flat horse race in Italy open to thoroughbreds aged three years or older. It is run at Milan over a distance of 2,400 metres (about 1½ miles), and it is scheduled to take place each year in October. The event is named after the Jockey Club Italiano, a racing organisation based in Milan. It was established in 1921, and was initially contested over 1,800 metres. The race was run over 2,000 metres in 1926 and 1927. It was extended to its current distance of 2,400