Nyora kuenderera mberi kweiyi ndima - Mukupera kwezana ramakore rechi19 uye kutanga kwezana ramakore rechi20, Valpovo yaive chikamu cheVirovitica County yeHumambo hweCroatia-Slavonia. Muna March 1945, mauto eGermany akatanga Operation Spring Awakening
. Paruoko rwokumaodzanyemba rwakaenda kuchamhembe kuburikidza neValpovo raiva 1st Cossack Cavalry Division. Basa racho rakanga rakaipisisa sezvarakanga rakava rine vavariro. VaYugoslav partisans ve3rd Army (Yugoslav Partisans) vakaramba vachitambudza nekunonoka maCossacks. Nokukurumidza pashure pokuguma kweHondo Yenyika II, vakuru vakuru muhurumende yechiKomonisiti yeYugoslavia vakagadza musasa webasa ravashandi veGermany uyo wakashanda kutozosvikira muna May 1946.