Biography: Achille Leone Occhetto (Italian pronunciation: [aˈkille okˈketto]; born 3 March 1936) is an Italian political figure. He served as the last secretary-general of the Italian Communist Party (PCI) between 1988 and 1991, and was the first leader of the Democratic Party of the Left (PDS), the parliamentary socialist successor of the PCI, from 1991 to 1994.