▁official ▁support ▁of ▁the ▁Al lies ▁until ▁ 1 9 4 3 , ▁when ▁Al lied ▁support ▁shift ed ▁to ▁the ▁Commun ist ▁Y ug oslav ▁Part is ans , ▁a ▁multi - eth nic ▁force , ▁formed ▁in ▁ 1 9 4 1 , ▁which ▁also ▁had ▁a ▁large ▁majority ▁of ▁Ser bs ▁in ▁its ▁ranks ▁in ▁the ▁first ▁two ▁years ▁of ▁war . ▁Over ▁the ▁entire ty ▁of ▁the ▁war , ▁the ▁eth nic ▁composition ▁of ▁the ▁Part is ans ▁was ▁ 5 3 ▁percent ▁Ser b . ▁Later , ▁after ▁the ▁fall ▁of ▁Italy ▁in ▁September ▁ 1 9 4 3 , ▁other ▁eth nic ▁groups ▁joined ▁Part is ans ▁in ▁larger ▁numbers . ▁ ▁At ▁the ▁end ▁of ▁the ▁war , ▁the ▁Part is ans , ▁led ▁by ▁Jos ip ▁Bro z ▁T ito , ▁emer ged ▁vict orious . ▁Y ug oslav ia ▁subsequently ▁became ▁a ▁Commun ist ▁state . ▁T ito ▁died ▁in ▁ 1 9 8 0 , ▁and ▁his ▁death ▁saw ▁Y ug oslav ia ▁pl unge ▁into ▁economic ▁tur mo il . ▁Y ug oslav ia ▁dis integr ated ▁in ▁the ▁early ▁ 1 9 9 0 s , ▁and ▁a ▁series ▁of ▁wars ▁resulted ▁in ▁the ▁creation ▁of ▁five ▁new ▁states . ▁The ▁heav iest ▁fighting ▁occurred ▁in ▁Cro atia , ▁Bos nia ▁and ▁Herz egov ina , ▁whose ▁Ser b ▁populations ▁re bel led ▁and ▁declared ▁independence . ▁The ▁war ▁in ▁Cro atia ▁ended ▁in ▁August ▁ 1 9 9 5 ,