claim: Monte Fitz Roy is a territory of Argentina
evidence: Monte Fitz Roy (also known as Cerro Chaltén, Cerro Fitz Roy, or simply Mount Fitz Roy) is a mountain in Patagonia, on the border between Argentina and Chile.[2][3][6][4][5] It is located in the Southern Patagonian Ice Field, near El Chaltén village and Viedma Lake. It was first climbed in 1952 by French alpinists Lionel Terray and Guido Magnone. [...] - ^ a b c "Mount Fitz Roy - Difrol.cl". Archived from the original on 24 August 2018. Retrieved 26 June 2016. [...] Como este volcán activo no ha sido mencionado por los navegantes ni viajeros, y como el nombre de Chaltén que le dan los indios lo aplican también a otras montañas, me permito llamarle volcán Fitz Roy - English: Since this active volcano has not been mentioned by navigators or travellers, and since the name Chalten that the Indians call it is also applied to other mountains, I allow myself to name it Fitz Roy volcano - ^ "Map showing the border between Chile and Argentina (partly undefined)". Retrieved 26 June 2016.