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Uruguay , river, South America

(Encyclopedia)Uruguay yo͝oˈrəgwā, gwī, Span. o͞oro͞ogwiˈ, o͞oro͞owīˈ [key], river, c.1,000 mi (1,610 km) long, rising in S Brazil and flowing in an arc W, SW, and S to the Río de la Plata, an estuary; ...

Natives, South American

(Encyclopedia)Natives, South American, aboriginal peoples of South America. In the land mass extending from the Isthmus of Panama to Tierra del Fuego, Native American civilizations developed long before the coming ...

Rio Branco

(Encyclopedia)Rio Branco, city (1996 pop. 228,907), capital of Acre state, NW Brazil, on the Acre River. Rubber and Brazil nuts are its chief products; there is also some farming. Rio Branco has air connections wit...

Argentina

(Encyclopedia)CE5 Argentina ärjəntēˈnə, Span. ärhāntēˈnä [key], officially Argentine Republic, republic (2020 est. pop. 45,380,000), 1,072,157 sq mi (2,776,889 sq k...

Fortaleza

(Encyclopedia)Fortaleza fo͝ortəlĕˈzə [key], city, capital of Ceará state, NE Brazil, a port on the At...

São Francisco

(Encyclopedia)São Francisco souN frəsēshˈko͝o [key], river, c.1,800 mi (2,900 km) long, rising in the Serra de Canastra, SW Minas Gerais state, Brazil, and flowing northeast, then southeast through the sertão...

isolationism

(Encyclopedia)isolationism, a national policy of abstaining from political, military, or economic alliances or agreements with other countries. Isolationism may be adopted in order to devote a country's energies to...

Japurá

(Encyclopedia)Japurá zhəpo͞oräˈ [key], river, c.1,750 mi (2,815 km) long, rising as the Caquetá in the Andes, SW Colombia. It flows SE into Brazil, where it is called the Japurá, and enters the Amazon throug...

Pôrto Velho

(Encyclopedia)Pôrto Velho pōrˈto͝o vĕˈlyo͝o [key], city (1996 pop. 287,534), capital of Rondônia state, NW Brazil, on the Madeira River. It is a rail terminus and the last point of navigation on the river. ...

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