The United States of America (USA) competed at the 2004 Summer Olympics in Athens, Greece. 533 competitors, 279 men and 254 women, took part in 254 events in 31 sports.
The warm-up for the pre-Olympic friendly match between Serbia and Montenegro and United States (Belgrade, Serbia and Montenegro, August 6, 2004).
The United States of America has sent athletes to every celebration of the modern Summer Olympic Games with the exception of the 1980 Summer Olympics, during which it led a boycott against the host Soviet Union due to the Soviet–Afghan War. The United States Olympic & Paralympic Committee (USOPC) is the National Olympic Committee for the United States.
Several members of America's first Olympic team in 1896. Standing: T.E. Burke, Thomas P. Curtis, Ellery H. Clark. Seated: W.W. Hoyt, Sumner Paine, trainer John Graham, John B. Paine, Arthur C. Blake.