 Đujić did not support the coup, and was in Strmica with his family when the Axis invasion began.He realised that Yugoslavia's collapse was inevitable after seeing a column of demoralised troops from the barely-mobilised 12th Infantry Division "Jadranska" pass his home.Once it became clear that the Royal Yugoslav Army (, VKJ) could not hold the Axis advance, Đujić started blaming Croat fifth column activity for the VKJ's military defeats.