County of Sicily with Robert Guiscard. In fact, the seat of Roger I's government was the Calabrian town of Mileto. According to the historians Agostino Inveges and Matteo Camera Roger I started to use the title ""Great Count of Sicily and Calabria"" since 1096. After the death of Roger I the major change was the transfer of the capital: Palermo became the capital in 1112, when Roger II was invested with the County, after the regency of the mother Adelaide del Vasto. With this change, Sicily come to be governed by the central government, while the Calabrian territories became a provincial administrative unit.
County of Sicily was granted, pending its Christian reconquest, to Robert Guiscard as "duke" in 1059 by Pope Nicholas II. The Guiscard granted it as a county to his brother Roger. County of Sicily The County of Sicily, also known as County of Sicily and Calabria, was a Norman state comprising the islands of Sicily and Malta and part of Calabria from 1071 until 1130. The county began to form during the Christian reconquest of Sicily (1061–91) from the Muslim Emirate, established by conquest in 965. The county is thus a transitional period in the history of Sicily. After the Muslims had been