Brief SynthesisThe Venetian Works of Defence between the 16th and 17th centuries: Stato da Terra – western Stato da Mar consists of six components located in Italy, Croatia and Montenegro and spanning more than 1000 km between the Lombard region of Italy and the eastern Adriatic Coast. The introduction of gunpowder led to significant shifts in military techniques and architecture that are reflected in the design of fortifications – termed alla moderna. The attributes of the Outstanding Universal Value include earthworks and structures of fortification and defence from the Venetian Republic in the 16th and 17th centuries. IntegrityTogether, the six components of Venetian Works of Defence within Stato da Terra and the western portions of the Stato da Mar exhibit the needed attributes of Outstanding Universal Value of this transnational heritage, including their typological variety, visual integrity and state of conservation. AuthenticityThe Venetian Works of Defence within Stato da Terra and the western portions of the Stato da Mar and the phenomenon of alla moderna military architecture have been extensively studied, supported by extensive archival materials, documents, architectural drawings, maps and models.