Complex sentence: Messina and Enna fell in 842 and 859 whilst Islamic success in Sicily encourage the warriors of the "Jihad" to take Bari in 847, establishing the Emirate of Bari which would last to 871.
Split into simpler sentences: Messina and Enna fell in 842 and 859 whilst Islamic success in Sicily encourage the warriors of the "Jihad" to take Bari in 847. Establishing the Emirate of Bari which would last to 871.