12 NOCs (Nations)
651 athletes (6 women, 645 men)
91 events

Saint-Louis 1904. F.J.V. Skiff, Director of Exhibits, presenting the Skiff Cup to Archie HAHN of the United States, donated as a prize to winner of the 100m dash.

Official opening of the Games by: Mr David Francis, president of Louisiana Purchase Exposition

Lighting the Olympic Flame by: The Olympic flame was first lit during the opening ceremony of the 1928 Olympic Games in Amsterdam.

Olympic Oath by: The first athletes' oath was sworn at the 1920 Olympic Games in Antwerp, Belgium.

Official Oath by: The first officials' oath was sworn at the 1972 Olympic Games in Munich.

In the discus, the American Martin Sheridan (opposite picture) won the decider and claimed the goldmedal.[Full story]

The Games were very similar to 1900： they lasted almost five months. Many of the events were not labelled as Olympic but only as sports championships within the world's fair called the "Louisiana Purchase Exposition" held in St. Louis. [Full story]

New sport: Four new sports were included in the Olympic Games at the 1901 IOC Session in Paris: boxing, dumbbells, freestyle wrestling and decathlon. [Full story]