Claim: In the 1970s, Yugoslavia and the Soviet Union clashed in the EuroBasket, resulting in Yugoslavia taking three gold medals, one of them was defeating the Soviets in the 1975 edition, making them the champion, then the Soviet and Italy were the runner-ups.
Evidence: The 1970s were the competition between Yugoslavia and the Soviet Union. During the decade Yugoslavia won three gold medals and the Soviet Union taking out the remaining two. Yugoslavia would finally have a chance to defeat the Soviets as at home, they would get the chance to defeat them and they did as they won by six points to take home 1975 edition. 
EuroBasket 1975 Tournament details Yugoslavia (2nd title) Soviet Union Czechoslovakia Spain