Rubuta ci gaba ga wannan sakin layi - Shugabannin sun canza kowace shekara tsakanin jamhuriyoyin Yugoslavia shida. Lokacin da Mesić ya zama shugaban kasa a ranar 15 ga Mayu 1991, dan Serbia mai suna Borisav Jović ya bukaci, da duk ka'idojin tsarin mulki, cewa a gudanar da zabe. Membobin daga Serbia da lardunan ta sun yi adawa, kuma memba daga Montenegro ya ƙi, ya bar Mesić da kuri'a ɗaya daga mafi rinjaye. Karkashin matsin lamba daga kasashen duniya bayan Yakin Kwana Goma
a Slovenia, an nada Mesić a ranar 1 ga Yuli 1991.