Colo-Colo is the popular team in Chile. In fact, it's name is given by an aborigen leader that fought spanish conquerers. On the other hand, Universidad de Chile is not a team of the rich but more of the big middle class in Chile, very passionate as well. The most important period of the classico was during the dictatorship of Augusto Pinochet. He was named honorary president of Colo-Colo and it was this era that the club won several of it's championships. Universidad de Chile had more support from the political left wing. They have always been in conflict with Colo-Colo and even today their fans see the Monumental Stadium as the Stadium of Pinochet.