Totò Riina was a notorious Italian mobster and a key figure in the Sicilian Mafia, also known as Cosa Nostra. Born on November 16, 1930, in Corleone, Sicily, he became the boss of the Corleonesi faction, which gained power in the 1980s. Riina was known for his ruthless tactics and was involved in numerous criminal activities, including drug trafficking and extortion. Riina's reign of terror included orchestrating violent attacks against rivals and law enforcement. He was arrested in 1993 and later sentenced to multiple life terms for his crimes. His actions significantly impacted the fight against organized crime in Italy, leading to increased law enforcement efforts against the Mafia.