Brazil at the Olympics This marked the first time that any country in South America has hosted the games. This also marks the first time that a lusophone country hosted any edition of the Olympic Games. Rio was only the second city in Latin America to host the Summer Olympics, after Mexico City in 1968, and Brazil was only the second country of the southern hemisphere to host the Olympics, after Australia in 1956 and 2000. Brazil has never hosted a winter edition of the Olympic Games. Brazil has hosted the Games on one occasion. According to official data of the International Olympic Committee,
Sierra Leone at the 2000 Summer Olympics Committee on 1 January 1964. The nation made its Olympic debut four years later in the 1968 Summer Olympics, but did not make their second appearance until the 1980 Moscow Olympics. They have sent athletes to every Summer Olympic Games since Moscow, making these Sydney Games their seventh appearance. Sierra Leone has yet to appear at the Winter Olympic Games. The 2000 Summer Olympics were held from 15 September to 1 October 2000; a total of 10,651 athletes represented 199 National Olympic Committees. Their delegation to Sydney consisted of three competitors, two track and field athletes; Alpha B. Kamara and