Prix Jean Prat metres. For a period it was held in April, and it served as a trial for the Prix du Jockey Club. Both Prix Biennal races were renamed the Prix Jean Prat in 1940. This was in memory of Jean Prat (1847–1940), a successful racehorse owner and breeder. The version for three-year-olds was switched to late May or early June in 1961. It was shortened to 1,850 metres in 1962. It was transferred to Chantilly and cut to 1,800 metres in 1967. The present system of race grading was introduced in 1971, and for several years the event held Group 2
Maryland Jockey Club of the United States George Washington attended the Maryland Jockey Club race meeting frequently in 1762 going to the track for almost every carded event. He also attended race meetings in 1766, 1767, 1771, 1772 and 1773. Regularly scheduled race meetings were held during both the spring and autumn in 1769 with uniform start times and number of races carded. The meets were run in Annapolis, Maryland. The races were continued in this fashion at that same location until 1775. In the autumn of 1775 the Maryland Jockey Club postponed all racing, due to the break out of war, upon