Os Estados Unidos entre o nacional e o transnacional: o saber produzido pela circum-navegac?o cientifica da U. S. Exploring Expedidion (1838-1842)

This article analyzes some of the aspects of modern knowledge that were expressed in the travel writing of the rst scientic circumnavigation by the US Exploring Expedition between 1838 and 1842. Th e knowledge assimilated by that expedition included aspects of national assertion as well as transnational issues of the era. Th e article analyzes the North American approach with respect to the insertion of North American inuence into the network of knowledge that was led by European nations at that time; this represented a discussion with their peers of the old continent, but also direct competition with them.