Argentina Listen/ˌɑrdʒənˈtiːnə/, officially the Argentine Republic, is located in South America, bordered by Chile to the west and south, Bolivia and Paraguay to the north and Brazil and Uruguay to the northeast. Argentina claims sovereignty over part of Antarctica, the Falkland Islands and South Georgia and the South Sandwich Islands. The country is a federation of 23 provinces and the autonomous city of Buenos Aires, its capital and largest city.