During the World War II in Yugoslavia, in 1943,[3] the Yugoslav Partisans formed the 18th National Liberation Brigade in the village, in which the fighters of the 1st and 2nd Slavonian NOP Units, including the whole 2nd Band of the 2nd Battalion of the 2nd NOP Unit were joined.[4] In 1944, the Croatian fascist Ustaše had set up camp in the village, with 45 soldiers, and the Partisan Ljubuški battalion had driven them out after an hour.[5]
^Slavica Hrečkovski, 1965, Građa za historiju narodnooslobodilac̆kog pokreta u Slavoniji, Volume 4, p. : "prema selu Mijači, gdje je ' 1943. formirana XVIII ..."
^Stjepan Brlošić, Đakovština u narodnooslobodilačkoj borbi i socijalističkoj revoluciji: 1941-1945, Skupština općine, 1986, p. : "U selu Mijači, kotar Slavonska Požega, formirana 18. NO brigada. U sastav brigade ušli su borci 1. i 2. slavonskog NOP odreda sa cijelom 2. četom 2. bataljona 2. NOP odreda."
^Ivo Smoljan, Neretva, KLEK, 1988, p. : "PO sa jedinicama Ljubuškog bataljona napali su neprijateljski garnizon u Mijači u kome je bilo 45 ustaša. Poslije jednog sata borbe neprijatelj je bio protjeran."
^"2001 census by settlement". Central Bureau of Statistics (Croatia) (in Croatian). March 31, 2001. Retrieved September 17, 2010.