Certainty: 2 Death of Roger II of Sicily: friendly overtures to Manuel from his successor, William I, were rejected
At the death of Roger II of Sicily, some Sicilian bishops were sent to make friendly overtures to Manuel I on behalf of Roger's successor, William I. They offered to return all the prisoners and booty from his father Roger's raid on Greece during the Second Crusade. Not only did Manuel I reject this, but he took aggressive action: he sent part of the fleet under Konstantinos Angelos to Monemvasia, to await the rest