Social protests, in which the student movement was particularly active, shook Italy during the 1969 "autunno caldo" (Hot Autumn), leading to the occupation of the Fiat factory in Turin. In March 1968, clashes occurred at La Sapienza university in Rome, during the "Battle of Valle Giulia". Mario Capanna, associated with the New Left, was one of the figures of the student movement, along with the members of "Potere Operaio" and "Autonomia Operaia" such as (Antonio Negri, Oreste Scalzone, Franco Piperno and of "Lotta Continua" such as Adriano Sofri.