https://www.perseus.tufts.edu/cgi-bin/ptext?lookup=App.+Ill.+2.7, Appian, The Foreign Wars (ed. Horace White) THE ILLYRIAN WARS, The Illyrian vessels attacked the ambassadors on their voyage and slew Cleemporus, the envoy of Issa, and the Roman Coruncanius; the remainder escaped by flight.
For the Rhodians, who made their living as maritime traders, piracy was a serious problem; with Macedon and Egypt having abandoned their control in the Aegean, it fell to Rhodes to police these waters. See: Walbank (1970), p. 109 and Strabo, 14.2.5.
