Reapers' War the Arauco War being a lengthy and costly conflict the Spanish crown ordered its authorities in Chile to sign a peace agreement with the Mapuche in order to concentrate the empire's resources in fighting the Catalans. This way the Mapuche obtained a peace treaty and a recognition on behalf of the crown in a case unique for any indigenous group in the Americas. The conflict extended beyond the Peace of Westphalia, which concluded the Thirty Years' War in 1648 but remained part of the Franco-Spanish War (1635-1659) with the confrontation between two sovereigns and two Generalitats, one based in Barcelona,
Peace of Westphalia European issues of the time. Scholars of international relations have identified the Peace of Westphalia as the origin of principles crucial to modern international relations, including the inviolability of borders and non-interference in the domestic affairs of sovereign states. This system became known in the literature as Westphalian sovereignty. Although scholars have challenged the association with the Peace of Westphalia, the debate is still structured around the concept of Westphalian sovereignty. Peace of Westphalia The Peace of Westphalia () was a series of peace treaties signed between May and October 1648 in the Westphalian cities of Osnabrück and Münster, largely