State colonization is an ongoing and lively academic topic that challenges standard histories of nineteenth-century nation-building in Latin America. Soberanías Fronterizas: Estados y Capital en la colonización de Patagonia by Alberto Harambour falls within that historiographical heritage, demonstrating that a transnational history guided by postcolonial theory can offer a fresh interpretation of archival documents and historical events. Soberanías Fronterizas is a trans-Andean history that uses a global framework,