Ivan 's father was killed by the Nazis . Mladic , working with others , planned and ordered `` a protracted military campaign in which Bosnian Serb forces under his control , in particular the Sarajevo Romanija Corps , used artillery and mortar shelling and sniping to target civilian areas of Sarajevo , killing and wounding civilians . '' The military leader of the siege against Zagreb . He was also in charge of the attack against Belgrade . Mladic is wanted for crimes against humanity , among other crimes .
Ivan 's father was killed by the Nazis . The military leader of the siege against Zagreb . He was also in charge of the attack against Belgrade . Mladic is wanted for crimes against humanity , among other crimes .