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
Fair Grounds Race Course of the Louisiana Jockey Club. The Crescent City Jockey Club was established in 1892 and ran a winter racing season from December to April until they had to liquidate their assets in the spring of 1913. In 1907, Colonel Matt Winn arrived in New Orleans to establish racing dates and deal with other matters in the Louisiana horse industry. In 1908, racing was banned in New Orleans but returned in 1915. In 1919 a fire burned down the grandstand but the track was still able to conduct a race meeting. In 1921, an auto race was held at the track,