Argentine Antarctica Argentine Antarctica Argentine Antarctica () is a sector of Antarctica claimed by Argentina as part of its national territory consisting of the Antarctic Peninsula and a triangular section extending to the South Pole, delimited by the 25° West and 74° West meridians and the 60° South parallel. This region overlaps with British and Chilean claims in Antarctica; however, all claims are suspended by the Antarctic Treaty System, of which Argentina is a founding signatory and permanent consulting member, with the Antarctic Treaty Secretariat being based in Buenos Aires. Administratively, Argentine Antarctica is a department of the province of Tierra del
Uruguayan Antarctica Day" ("Día de la Antártida Uruguaya") and promote the study and dissemination of the issue among the younger generations. In the preamble, Lacalle argued that "we have chosen the 28th of August, as the foundation of the Uruguayan Antarctic Institute, inspired by the teachings of Professor Julio C. Musso, has been the area where the Antarctic vocation of our country was born and raised." Uruguayan Antarctica Uruguayan Antarctica () is the name given by Professor Julio César Musso to refer to the area of the Antarctica where it is believed that the Oriental Republic of Uruguay should exercise its sovereignty.