Operadora Ferroviaria Sociedad del Estado Argentina. The list includes urban railways such as Mitre, San Martín, Roca and Belgrano Sur lines previously managed by private companies. The "Binational" service Posadas-Encarnación is run by Casimiro Zbikoski S.A. through an operation agreement with SOFSE. Commuter rail services within the Buenos Aires Province: Inter-city services along Argentina: Operadora Ferroviaria Sociedad del Estado Operadora Ferroviaria Sociedad del Estado (abbreviated SOFSE; trading name: Trenes Argentinos Operaciones) is an Argentine State-owned company created in 2008 to operate passenger services in Argentina. It is a subsidiary of the Ferrocarriles Argentinos holding company. Since March 2015 SOFSE has run the Buenos Aires commuter
Italy in the Middle Ages the invasion of the South, part of a 12th-century Byzantine effort to regain the influence it had held on the peninsula during the reign of Justinian. In the 11th century, the Normans occupied the Lombard and Byzantine possessions in Southern Italy, ending the six century old presence of both powers in the peninsula. The independent city-states were also subdued. During the same century, the Normans also ended Muslim rule in Sicily. Norman rule in what had once been Byzantine territory naturally angered Byzantium, which in 1155 made a last attempt under the Emperor Manuel I Komnenos to reassert its authority