Summer Olympic Games demand for tickets to all levels of each event, there was controversy when seats set aside for sponsors and National Delegations went unused in the early days. A system of reallocation was put in place so the empty seats were filled throughout the Games. Rio de Janeiro, Brazil hosted the 2016 Summer Olympics, becoming the third city in the Southern Hemisphere to host the Olympic Games after Melbourne, Australia, in 1956 and Sydney, Australia, in 2000, and the first South American city to host the Olympics. The preparation for these Games was overshadowed by controversies, including the instability of Brazil's
Summer Olympic Games place in Sha Tin and Kwu Tung. The modern Olympic Games were founded in 1894 when Pierre de Coubertin sought to promote international understanding through sporting competition. He based his Olympics on the Wenlock Olympian Society Annual Games, which had been contested in Much Wenlock since 1850. The first edition of de Coubertin's games, held in Athens in 1896, attracted just 245 competitors, of whom more than 200 were Greek, and only 14 countries were represented. Nevertheless, no international events of this magnitude had been organised before. Female athletes were not allowed to compete, though one woman, Stamata Revithi, ran