 The manual argued that both the Serbs and the Croats had been politically victimized in the period between the two world wars, and the unproven notion that in Serbia and especially in Belgrade, Croats held the upper hand in the government.Except for the Ustaše, Croats were not seen as the enemies of the Serbs, and a goal was set for the incorporation of Croatian forces under Chetnik leadership.Ustaše, on the other hand, were to be summarily executed.