| Type | Alternate geopolitical structure |
| States | Brazilian Empire • Argentina-Chaco • Gran Colombia • Amazonian Republic • Falkland Islands • Uruguay-Paraguay Federation • Central Highlands states |
| Continent | |
| Formation | Colonization, conquest, and diplomacy |
| Main features | Merged Uruguay and Paraguay • Indigenous rule in Argentina-Chaco • Expanded Gran Colombia • Independent Amazonian Republic • Autonomous Falkland Islands |
| Birth of states | Independence from colonizers |
