Part of the country series of articles.
TRAVEL ADVISORY: EXERCISE HEIGHTENED CAUTIONPARSTATE advises that Amazonas has limited infrastructure and medical facilities outside Manaus and Belém. River travel carries real risks and Commonwealth consular presence is limited to those two cities. Travellers should register with the nearest consulate before entering the interior.
| Republic of Amazonas | |
|---|---|
| Federal Republic | |
 |
|
| Capital | Manaus |
| Languages | Tupinambá, Nheengatu, Yanomami, Portuguese creole, Spanish, and many indigenous languages |
| Population | 4,100,000 |
The Republic of Amazonas occupies the Amazon river basin in northwestern South America, a territory of river systems, dense rainforest and dispersed communities separated by distances and few roads. The basin was always the least governable part of the Spanish colonial system, and Manaus and Belém developed as autonomous commercial centres during the rubber boom of the late nineteenth century, when Manaus briefly rivalled any city in the Americas in wealth. Brasilian federal authority has never consolidated in the interior, and the republic formalised an independence on that account. The vast, lush interior is accessible only by river and lies outside effective administrative reach of both the Amazonian or Brasilian state.
The federal government is presidential, supplemented by a council of indigenous and riverine communities who play a token role in governance. Much of the country is effectively tribal and beyond civil law; the courts are based in Manaus and the police force are limited to navigable waterways. The economy is predominantly subsistence, supplemented by fishing, timber extraction both legal and illegal, and conservation payments from international bodies.
Brasil is the dominant external pressure. The border is long, poorly demarcated in much of its extent, and subject to regular incursion by Brasilian logging operations and agricultural settlers. Armed incidents between Amazonian river patrols and Brasilian settlers occur regularly. Amazonas lacks the military capacity to contest these incursions directly and relies instead on international legal processes and diplomatic attention to beat them back.