Salvatore Riina was an infamous Italian mobster and a key figure in the Cosa Nostra, the Sicilian Mafia. Born on November 16, 1930, in Corleone, Sicily, he became the boss of the Corleonesi faction in the 1970s. Riina was known for his ruthless tactics and was responsible for numerous violent crimes, including the murders of judges and rival gang members. Riina's reign of terror lasted until his arrest in 1993. He was convicted of multiple crimes, including murder and conspiracy, and sentenced to life in prison. His actions significantly impacted the fight against organized crime in Italy, leading to increased law enforcement efforts against the Mafia.