[citation needed] One year later, the Gruppo Storico Fighters were founded by Beppe Rossi, an important figure among Juventus supporters.
[a] In 1987 the Gruppo Storico Fighters were dissolved as consequence of conflicts between Juventus and ACF Fiorentina fans in Florence.
[1] During this period another supporter group, Irriducibili Vallette, gained strong influence in the Curva Nord of the stadium.
They were initially highly organized, replacing Viking as the most powerful group in Curva Nord in 1998, but after many problems, Irriducibili collapsed and no longer exist.
the Curva Sud of the stadium is the main area where the veteran supporter groups attend home matches.