Southernmost regions of South America, below the Tropic of Capricorn
Geographical type: Region
Latitude: 39.1° S — Longitude: 67.9° W
Area: 4,944,081 km²
- Argentina - Territory in southeast South America, ruled since 1861 by the República Argentina
- Brazil - Territory in eastern South America, ruled since 1988 by the República Federativa do Brasil
- Chile - Territory in southwest South America, ruled since 1980 by the República de Chile
- Uruguay - Territory in southeast South America, ruled since 1828 by the República Oriental del Uruguay