A Última Guerra do Prata offers a new perspective on the controversial Paraguayan War, a tragic conflict in which over 350,000 people died. Through visits to the sites of battlefields, analysis by historians, and consultation of rare documents and photographs, the series reveals the geopolitical interests that led to the conflict, the daily lives of the men and women who were involved in the theater of war, and the influence the Paraguayan War had on the formation of the nations that now make up Mercosur.