Rail transport in Italy high-speed train was the Italian ETR 200, which in July 1939 went from Milan to Florence at , with a top speed of . With this service, the railway was able to compete with the upcoming airplanes. The Second World War stopped these services. After the Second World War, Italy started to repair the damaged railways, and built nearly of new tracks. Nowadays the rail tracks and infrastructure are managed by Rete Ferroviaria Italiana (RFI), while the train and the passenger section is managed mostly by Trenitalia. Both are Ferrovie dello Stato (FS) subsidiaries, once the only train operator in
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