Hungary 's water polo match with Soviet Union played against backdrop of revolution . More than 2,000 protesters were killed in the fighting , hundreds more were injured and many thousands were forced to flee the country . Hungary beat Soviets 4-0 in semifinal at Melbourne Olympics in 1956 and went on to take gold . Comment: Hungary is most successful water polo team at Olympics , winning nine gold medals .
Hungary 's water polo match with Soviet Union played against backdrop of revolution . Hungary beat Soviets 4-0 in semifinal at Melbourne Olympics in 1956 and went on to take gold . Comment: Hungary is most successful water polo team at Olympics , winning nine gold medals .