sentences:  The Cypriot National Guard, then in the process of a major modernization program amid tensions sparked by the 1983 Northern Cypriot declaration of independence, accounted for the next major order of Jararacas.The Cypriots were not especially interested in the vehicle's utility as a scout car and modified their Jararacas with MILAN anti-tank guided missiles, converting them into tank destroyers used to support the heavier EE-9 Cascavels in their light armored units.Engesa subsequently began fitting all Jararacas with a filtering system designed to enable their crews to operate in a nuclear, chemical, and biological (NBC) warfare environment; this was apparently in response to pressure from another potential export customer, Libya, which had expressed an interest in the vehicle type.