Ranar 6 ga Afrilu, 1941, rukunin "Luftwaffe" a Bulgaria da Romania sun kai wa Yugoslavia hari yayin harin Bom na Belgrade
Ka yi haƙuri. Sanye take da kayan aiki na zamani da sabbin jirage da har yanzu ake shigo da su, an tilasta VVKJ kare iyakokin kasar daga hare-hare da yawa daga bangarori da yawa. Rashin aminci na wasu sojoji bai taimaka ba. Jirgin saman yaki na Yugoslav da bindigogin anti-aircraft sun saukar da kimanin 90<unk>100 na jirgin saman abokan gaba, amma sojojin da ke kare kansu ba su iya yin wani tasiri mai mahimmanci a kan ci gaban abokan gaba ba. A yayin harin jirgin saman Jamus a Filin jirgin saman Niš Medoševac a ranar 6 ga Afrilu da misalin karfe 08:00, wuta daga ƙasa ta harbe jirgin saman mayaƙin Jamus Herbert Ihlefeld. Kyaftin Ihlefeld, wanda aka yaba wa sama da nasarori arba'in na iska, Corporal Vlasta Belić ne ya harbe shi, ya harbe shi da bindigar Darne, mai girman 7.7 mm, wanda aka ɗauka daga Yugoslav Breguet 19. Bayan ya sami harbi a cikin mai sanyaya mai, injin Bf 109 ya tsaya, kuma matukin jirgin ya tilasta barin jirgin. Ya ceto kansa da faduwa a cikin jirgin ruwa mai saukar ungulu mai nisan mil 35 kudu maso gabashin Nis. 'Yan kasar Serbia ne suka kama dan wasan na Jamus suka mika shi ga' yan sanda. A ranar 17 ga Afrilu, 1941, gwamnatin Yugoslavia ta miƙa kai. Yawancin jiragen saman VVKJ sun tsere zuwa Masar ta hanyar Masarautar Girka, kuma ma'aikatan jirgin sun yi aiki tare da Royal Air Force (RAF) na Burtaniya.