Catania was under an Islamic emirate for two centuries, after which it fell to the Normans of Roger I of Sicily. Subsequently, the city was ruled by a bishop-count (1072). In 1194–1197 the city was sacked by German soldiers during after the conquest of the island by emperor Henry VI. In 1232 it rebelled to the former's son, Frederick II, who later built a massive castle, Castello Ursino and also made Catania a royal city, ending the dominance of the bishops.
Catania was ,under an Islamic emirate for two centuries, after which it fell to the Normans of Roger I of Sicily. Subsequently, the city was ruled by a bishop-count (1072). In 1194–1197 the city was sacked by German soldiers during after the conquest of the island by emperor Henry VI. In 1232 it rebelled to the former's son, Frederick II, who later built a massive castle Castello Ursino and also made Catania a royal city, ending the dominance of the bishops.