After the death of Robert Guiscard in 1085 , the Mezzogiorno ( peninsular southern Italy ) experienced a series of civil wars .
After the death of Robert Guiscard in 1085 , the Mezzogiorno ( peninsular southern Italy ) fell under the control of increasingly weaker princes .
After the death of Robert Guiscard in 1085 , the Mezzogiorno ( peninsular southern Italy ) experienced a series of civil wars and fell under the control of increasingly weaker princes .