Football is the most popular sport in Turkey. The modern football started in Turkey towards the end of 19th C. In those times, as it conflicted with muslim beliefs it was only played by non-muslim minorities but watched by muslim community.
Football was introduced by English residents of Istanbul. First they established Cadi-keuy ( currently Kadıköy) Football Club, and then some English who left Cadi-keuy Football Club estanblished Moda Football Club. So they started rivalry by playing against each other under Sunday League.
A few years later Turkish clubs were founded by muslims. Beşiktaş Football Club was founded in 1903 by a group of people dealing with gymnastics therefore initially named as Beşiktaş Gymnastics Club. However after Galatasaray Football Club was founded in 1905 by students of Galatasaray Lycee which was a royal school then, Beşiktaş started also playing football . In 1907 a third club joined the rivalry. Fenerbahce Football Club was founded by some football players from Kadıkoy, a neighbourhood in Asian Istanbul, where as the other two rival footbal clubs from European Istanbul. Since then the rivalry among those three clubs goes on full speed,and their games are followed by millions at national and international level.
On the other hand those three clubs kept growing and were capable of transferring international football players such as Roberto Carlos, Robin van Persie, Alex de Souza, Moussa Sow, Pierre van Hooidong, Gheorge Hagi, Wesley Sneijder, Claudio Taffarel, Ricardo Quaresma, Mario Gomez, Demba Ba, Guti and managers such as Jupp Derwall, Fatih Terim,Guus Hidding.
During your visit to Istanbul if you would like to watch a game of above football clubs as the reception to help you to purchase the ticket. Besiktas has a very centrally located stadium which can be reached by tram passing through Sultanahmet, the old town of Istanbul. You need to use ferries to Kadiköy from Eminonü to go to Fenerbahçe’s stadium. Galatasaray’s stadium is in Seyrantepe and can beeasily reached from Sultanahmet.