According to global peace index 2022, global peacefulness gradually decreases over than last 10 years. The largest decadence was recorded in the political terror scale, neighbouring country relations, intensity of internal conflict, number of refugees and IDPs (internally displaced people) and political instability. Since current international system has not been changed since its renovation after the Second World War, there is a need of its innovation so as we can prevent the world from such conflicts. It is more than necessary to fill the gaps in international law in such a way that allows not only solve the upcoming conflicts through peaceful way such as dialogue, mediation, and peaceful means, but also ensure their complete cessation and prevention and build up sustainable peace through an implementation of a culture of peace. For this purpose, innovation of the educational system is being developed to prevent future generation from creating new conflicts. As one of the ways, this paper presents an example of HWPL Peace education strategy with its

curriculum of 12 lessons. It aims to build up peace citizens who will naturally spread the culture of peace, choosing dialogue and peaceful solutions instead of conflict starting from everyday situations. Results from studies indicating the impact of peace education of young population in long-term is needed for proving its effects and opening wider and faster way for its implementation into a regular educational system all over the globe.