A common market among Argentina, Brazil, Paraguay and Uruguay, known as the "Common Market of the South" ("Mercado Común del Sur"). It was created by the Treaty of Asunción on March 26, 1991, and added Chile and Bolivia as associate members in 1996 and 1997.

Related information about MERCOSUR:

1. Mercosur - Wikipedia, the free encyclopedia
   Mercosur or Mercosul (Spanish: Mercado Común del Sur, Portuguese: Mercado Comum do Sul, Guarani: Ñemby Ñemuha, English: Southern Common Market) ...
    
2. Mercosur: South America's Fractious Trade Bloc - Council on ...
   Jul 31, 2012 ... Mercosur, the "Common Market of the South," is an economic and political agreement among Argentina, Brazil, Paraguay (which is currently ...
    
3. Mercosur Trade Center
   MTC is an organization with an important operating business network specially in Argentina, Brazil, Chile, Uruguay, who offers specialized services in trading, ...
    
4. BBC News - Profile: Mercosur - Common Market of the South
   Feb 15, 2012 ... Mercosur is South America's leading trading bloc. Known as the Common Market of the South, it aims to bring about the free movement of ...
    
5. Mercosur - Trade - European Commission
   Oct 23, 2012 ... The EU is currently negotiating a trade agreement with Mercosur as part of the overall negotiation for a bi-regional Association Agreement ...
    
6. Mercosur – (common market of the south) - the European External ...
   Mercosur was created in 1991 by the Treaty of Asuncion and encompasses four Latin American countries: Argentina, Brazil, Paraguay and Uruguay.
    
7. Mercosur — MercoPress
   The Mercosur, Mercado Común del Sur (Common Market of the South) is an ambitious economic integration project which includes the founding members ...
    
8. Mercosur News — MercoPress
   1 day ago ... Read the latest Mercosur News, stories and in-depth analysis.