The Yugoslav People 's Army ( JNA ) and forces of the SAO Krajina occupied parts of Zadar 's hinterland , converged on the city and subjected it to artillery bombardment during the Battle of Zadar . Along with other Croatian towns in the area , Serb forces shelled Zadar sporadically , damaging buildings and homes as well as UNESCO protected sites . Serb forces also attacked a number of nearby towns and villages , the most brutal attack being the Škabrnja massacre in which Krajina Territorial Defense troops killed 62 Croatian civilians and five prisoners of war
Škabrnja massacre
Škabrnja massacre
Zadar