Argentina, officially the Argentine Republic (Spanish: República Argentina, Nación Argentina (Argentine Nation) for many legal purposes), is a South American country, constituted as a federation of twenty-three provinces and an autonomous city. It is second in size on the continent to Brazil and eighth in the world. Argentina occupies a continental surface area of between the Andes mountain range in the west and the southern Atlantic Ocean in the east and south. It is bordered by Paraguay and Bolivia in the north, Brazil and Uruguay in the northeast, and Chile in the west and south. The country claims the British controlled territories of the Falkland Islands () and South Georgia and the South Sandwich Islands. Argentina also claims of Antarctica, known as Argentine Antarctica, overlapping other claims made by Chile and the United Kingdom. Argentina has the highest Human Development Index level and Gross Domest