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
Florence–Rome high-speed railway is referred to by Ferrovie dello Stato (the State Railways) as the "Linea Lenta" (meaning "slow line", abbreviated "LL") to distinguish it from the parallel high-speed line. In 2016 a contract was let for resignalling with ETCS level 2. The line is part of Corridor 1 of the European Union's Trans-European high-speed rail network, which connects Berlin and Palermo. The 315 km railway between Rome and Florence developed from several different lines by several different companies for different purposes and as a result was curvy and slow. Over the years there had been many studies, proposals and projects for deviations