 Complete the following phrase:  Association football is the most popular sport in Bosnia and Herzegovina. It dates from 1903, but its popularity grew significantly after World War I. Bosnian clubs FK Sarajevo and Željezničar won the Yugoslav Championship, while the Yugoslav national football team included Bosnian players of all ethnic backgrounds and generations, such as Safet Sušić, Zlatko Vujović, Mehmed Baždarević, Davor Jozić, Faruk Hadžibegić, Predrag Pašić, Blaž Slišković, Vahid Halilhodžić, Dušan Bajević, Ivica Osim, Josip Katalinski, Tomislav Knez, Velimir Sombolac and numerous others. The Bosnia and Herzegovina national football team played at the 2014 FIFA World Cup, its first major tournament. Players on the team again includes notable players of all countrys ethnic background, such as then and now captains Emir Spahić, Zvjezdan Misimović and Edin Džeko, defenders like Ognjen Vranješ, Sead Kolašinac and Toni Šunjić, midfielders like Miralem Pjanić and Senad Lulić, striker Vedad Ibišević, etc. Former Bosnian footballers include Hasan Salihamidžić, who became only the second Bosnian to ever win a UEFA Champions League trophy, after Elvir Baljić. He made 234 appearances and scored 31 goals for German club FC Bayern Munich. Sergej Barbarez, who played for several clubs in the German Bundesliga. including Borussia Dortmund, Hamburger SV and Bayer Leverkusen was joint-top scorer in the 200001 Bundesliga season with 22 goals. Meho Kodro spent most of his career playing in Spain, most notably with Real Sociedad and FC Barcelona. Elvir Rahimić made 302 appearances for Russian club CSKA Moscow with whom he won the UEFA Cup in 