Summer Olympic Games 1900 Summer Olympics were already planned for Paris and, except for the 1906 Intercalated Games, the Olympics did not return to Greece until the 2004 Summer Olympics. Four years later the 1900 Summer Olympics in Paris attracted more than four times as many athletes, including 20 women, who were allowed to officially compete for the first time, in croquet, golf, sailing, and tennis. The Games were integrated with the Paris World's Fair and lasted over 5 months. It is still disputed which events exactly were "Olympic", since few or maybe even none of the events were advertised as such at
Participation of women in the Olympics At the Summer Games of the same year held in Helsinki, women were allowed to compete in equestrian for the first time. They competed in the dressage event which was co-ed with the men. Danish equestrian Lis Hartel of Denmark won the silver medal in the individual competition alongside men. At the 1956 Winter Olympics held in Cortina d'Ampezzo, the 3 × 5 kilometre relay cross country event was added to the programme. The 1956 Summer Games held in Melbourne, had a programme identical to that of the prior Olympiad. The 1960 Winter Olympics held in Squaw Valley saw the