Most of Romanian sport media claims that Cluj derby is an ethnic derby between the team of the Hungarian community in Cluj, that means to be CFR and team of the majority Romanian community, that means to be "U" Cluj.
Other episodes of this rivalry are: in 2005, upset that Universitatea was relegated in Divizia C, "U" fans injured CFR's players at Sport Hotel of Cluj-Napoca; in 2007, a CFR supporter was killed by 15 Universitatea's ultras; in 2008, following a derby, CFR won and obtained its first league title and Universitatea relegated in Liga II, but this match was preceded by a corruption scandal, because Steaua Bucureşti's owner, Gigi Becali offered to "U" staff 1 milion euro for defeating CFR.
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In 1945, after the end of the Second World War and the return of the northern part of Transylvania to Romania, "U" returned to its home in Cluj.
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U Cluj are nicknamed Şepcile roşii (English: Red Caps) after the red berets worn by students from the University of Medicine in Cluj.
Cluj-Napoca | Cluj | CFR Cluj | Universitatea Craiova | Cluj-Napoca metropolitan area | University of Agricultural Sciences and Veterinary Medicine of Cluj-Napoca | "U" Cluj | FC Universitatea Cluj | CS Universitatea Mobitelco Cluj-Napoca |