Diario histórico de la rebelion y guerra de los pueblos Guaranis situados en la costa oriental del Rio Uruguay, del año de 1754
"Diario histórico de la rebelión y guerra de los pueblos Guaranís, situados en la costa oriental del río Uruguay" by P. Tadeo Xavier Henis is a historical account produced in the early 19th century. The text chronicles the events surrounding the Guaraní people's struggle against Portuguese dominion and their insistence on defending their territories in the 1750s, highlighting the complex interplay of colonial powers and indigenous resistance. The beginning of the work presents a detailed exposition of the backdrop leading to the Guaraní uprising. It describes political maneuvers, treaties, and growing tensions between Spanish and Portuguese forces, as well as the significant role played by Jesuit missionaries in the region. The narrative reveals how the Guaraní and allied tribes, informed by alerts of impending invasion, rallied their defenses, and prepared for armed conflict—emphasizing their determination to protect their land and livelihood against foreign threats. As the story unfolds, we see the mobilization of hundreds of indigenous fighters and the internal divisions that arise, setting the stage for a heated confrontation rooted in both a cultural and territorial struggle.