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.
Emirate of Sicily were a common component of these "Christian" armies from this era. The House of Hohenstaufen and their successors (Capetian House of Anjou and Aragonese House of Barcelona) gradually "Latinized" Sicily over the course of two centuries, and this social process laid the groundwork for the introduction of Latin (as opposed to Byzantine) Catholicism. The process of Latinization was fostered largely by the Roman Church and its liturgy. The annihilation of Islam in Sicily was completed by the late 1240s, when the final deportations to Lucera took place. Emirate of Sicily The Emirate of Sicily () was an emirate on the