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
IF Elfsborg in European football IF Elfsborg in European football Idrottsföreningen Elfsborg, also known simply as IF Elfsborg is a Swedish professional football club based in Borås. The club have participated in 17 editions of the club competitions governed by UEFA, the chief authority for football across Europe. Elfsborg's advancement in European football began in 1961 after winning national championship the same year they qualified to the current UEFA Intertoto Cup. Elfsborg first resistance ever in a European Cup was against the German SC Tasmania 1900 Berlin, which they won with 2–3 away and the stunning 5–2 at home. Second match was against the classic