usa....
europe
The Olympic committee of that country. 25,000$
China.
The USA has won 833 gold medals from the inception of the Olympic Games till the start of the 2000 Sydney Olympics ---- The country that won the most medals at the 20th Summer Olympics (1972 Munich) was the Soviet Union with 99 (50 gold, 27 silver, 22 bronze). The country that won the most medals at the 20th Winter Olympics (2006 Turin) was Germany with 29 (11 gold, 12 silver, 6 bronze).
Norway is the country that has won the most number of Winter Olympic gold medals. Norway has a cumulative total of 118 gold medals.
There is no reward, the medals table is unofficial.
Cuba with 188 Olympic medals (66 gold, 62 silver, 60 bronze).
USA more medals than any other country
The country is Norway with 263 Olympic medals
nigeria
The country who is hosting the Olympics
china