Olympiacos F.C. in European football Italian soil. In the next round they faced the competition's defending Champions Tottenham Hotspur. Olympiacos didn't manage to qualify against the Spurs, but they managed to get a 1–0 win in Piraeus, which ended Tottenham's 16-match undefeated streak and marked the first ever victory of a Greek football club against an English side. Two years later, Olympiacos entered the 1974–75 European Cup and they were drawn to face Kenny Dalglish's Celtic F.C., one of the strongest teams in European football at that time and semi-finalists of the previous season. The first leg was played in Celtic Park, where Celtic had
GNK Dinamo Zagreb in European football of the national championship, and then winning Yugoslav titles in 1948, 1954 and 1958. They were the third Yugoslav club to play in an UEFA-sponsored competition (after Partizan in 1955 and Red Star in 1956) and their first European Cup tie was against Czechoslovak side Dukla Prague in 1958. In the 1960s Dinamo experienced their most successful period in both domestic and European football which saw them win four Yugoslav Cups but failing to clinch a single championship title, finishing runners-up five times between 1960 and 1969. On the European stage, the club had two successful campaigns in the Inter-Cities