 Before the collapse and dissolution of Yugoslavia and the War in Bosnia and Herzegovina, 1992-1995, Jezera was administratively under the jurisdiction of Teslić, a municipality in central-northern Bosnia; after the war the village was administratively attached to the municipality of Zenica, to the south of Teslić.The ethnic and religious structure of Jezera was disturbed by the war in Bosnia and Herzegovina.Heavily populated by the Orthodox Christian inhabitants before the war, Jezera's demographic structure drastically changed during and following the war.