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
Aberdeen F.C. in European football Aberdeen's record win in Europe is 10–0, which came in their first-ever European match against KR Reykjavik of Iceland in 1967. Aberdeen played their first official match in competitive European football in September 1967 in a European Cup Winners' Cup first-round game against KR Reykjavik of Iceland. They qualified for the competition after reaching the Scottish Cup Final in 1967. Celtic had won the League and European Cup, and so they qualified for the European Cup. The match ended in a 10–0 victory for Aberdeen. The return leg saw Aberdeen win 4–1, making the score 14–1 on aggregate. In the