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
Hong Kong Jockey Club Hong Kong Jockey Club"" (英皇御准香港賽馬會) until 1996. In July 2005, the decision was made to stage equestrian competitions of the 2008 Summer Olympics in Hong Kong. The Club's racing centre at Sha Tin was used as the foundation for the Olympic and Paralympic venues, with additional competition and training venues being incorporated into existing sports facilities at the Hong Kong Sports Institute, the Jockey Club Beas River Country Club and the adjacent golf course. The HKJC conducts nearly 700 horse races per year at its two race tracks at Sha Tin 沙田 and Happy Valley 快活谷. During the 2001/02 racing