Galatasaray S.K. in European football Galatasaray S.K. in European football Galatasaray SK, a Turkish professional association football club, is Turkey's most successful team in Union of European Football Associations (UEFA) competitions. The 1999–2000 UEFA Cup competition was won by Galatasaray after they defeated Arsenal in the final. The victory marked the first time a Turkish side had won a European club football trophy, prompting wild celebrations on the streets of Istanbul. Galatasaray entered the competition after finishing in third position in Group H after the first group stage of the 1999–2000 UEFA Champions League, resulting in their transfer to the UEFA Cup, ahead of fourth-placed
Galatasaray S.K. (football) have participated in all seasons of the Süper Lig since 1959, following the dissolution of the Istanbul Football League, and are the only club to have won the Süper Lig in four successive seasons. Internationally, Galatasaray has won the UEFA Cup and UEFA Super Cup in 2000, becoming the first and only Turkish team to win a major UEFA competition. In the 1999–2000 season, the club achieved the rare feat of completing a quadruple by winning the Süper Lig, the Turkish Cup, the UEFA Cup and the UEFA Super Cup in a single season. Galatasaray is also the only Turkish