County of Sicily was created by Robert Guiscard in 1071 for his younger brother Roger Bosso. Guiscard himself had received the title Duke of Sicily ("dux Siciliae") in 1059 from Pope Nicholas II as encouragement to conquer it from the Muslims. In 1061 the first permanent Norman conquest (Messina) was made and in 1071, after the fall of Palermo, the capital of the emirate and future capital of the county, Guiscard invested Roger with the title of count and gave him full jurisdiction in the island save for half the city of Palermo, Messina, and the Val Demone, which he retained for himself.
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