This book analyzes the striking contrast between advances in international law and the persistence of violent conflict. It explores how, despite intellectual and technological progress, humanity seems to be reverting to a state of nature, where the law of the strongest prevails.Through rigorous reflection, the text highlights the limits of peace systems in the face of the brutal realities of global tensions, technological conflict and nationalism. A profound exploration of contemporary challenges that calls into question the effectiveness of international frameworks for establishing lasting peace.