Where Caciques and Mapmakers Met: Border Making in Eighteenth-Century South America (The David J. Weber Series in the New Borderlands History)During the late eighteenth century, Portugal and Spain sent joint mapping expeditions to draw a nearly 10,000 mile border between Brazil and Spanish South America. These boundary commissions were the largest ever sent to the Americas and coincided with broader imperial reforms enacted throughout the hemisphere. Where Caciques and Mapmakers Met considers what these efforts meant to Indigenous peoples whose lands the border crossed. Moving beyond common