 The organization reacted by adopting a tactic designed to radicalize Ukrainian public opinion and block any form of compromise with Polish authorities.The OUN used terrorism and sabotage in order to force the Polish government into reprisals so fierce that they would cause the more moderate Ukrainian groups ready to negotiate with the Polish state to lose support.OUN directed its violence not only against the Poles, but also against all those Ukrainians who wished for a peaceful settlement of the Polish - Ukrainian conflict.