Territorial claims in Antarctica south of the Straits of Magellan (Terra Australis, and Tierra del Fuego and by extension the entire continent of Antarctica). This grant established, according to Argentina and Chile, that an "animus occupandi" existed on the part of Spain in Antarctica. Spain's sovereignty claim over parts of Antarctica was, according to Chile and Argentina, internationally recognized with the "Inter caetera" bull of 1493 and the Treaty of Tordesillas of 1494. Argentina and Chile treat these treaties as legal international treaties mediated by the Catholic Church that was at that time a recognized arbiter in such matters. Each country currently has claim
Troll Satellite Station authorities decided to extend its operations in Antarctica by establishing an all-year research station. By then, Norway was the only country with a territorial claim to Antarctica to not have an all-year research station on the continent. Construction was carried out from December 2004 through February 2005. To ease logistics, Norway took the initiative to establish Dronning Maud Land Air Network (DROMLAN), a cooperation between the countries with bases in Queen Maud Land to streamline transport costs. The permanent Troll Airfield was opened on 11 February 2005. The basis for TrollSat was an agreement signed in 2006 between the Norwegian