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
CONMEBOL Pre-Olympic Tournament held in 2004 and between 2007 and 2015, the South American Youth Championship were chosen as the qualifying tournament for the Olympic Games. The tournament will be re-introduced in 2020. CONMEBOL Pre-Olympic Tournament The CONMEBOL Pre-Olympic Tournament is an international association football event in the South America region, and is the qualification tournament for the football at the Olympic Games. In 1960, the teams from North and Central America also entered the tournament. Before 1984, only junior or non-professional players were allowed to participate. In 1987 the competition was open to any player who has not played in World Cup