Portuguese-speaking African countries postcolonial discourse that attempts to explain the development of the modern nation-state in Lusophone Africa and shed light on its failures. Portuguese-speaking African countries The Portuguese-speaking African countries (also referred to as Lusophone Africa) consist of six African countries in which the Portuguese language is an official language: Angola, Cape Verde, Guinea-Bissau, Mozambique, São Tomé and Príncipe and, since 2011, Equatorial Guinea. The six countries are former colonies of the Portuguese Empire. From 1778 until independence, Equatorial Guinea was also a colony of the Spanish Empire. In 1992, the five Lusophone African countries formed an interstate organisation called PALOP, a
1851 Boundary Treaty (Brazil–Uruguay) exports. The treaties also acknowledged Uruguay's debt to Brazil for its aid against the Blancos, and Brazil's commitment for granting an additional loan. In addition, Uruguay renounced its territorial claims north of the Quaraí River, thereby reducing its area to about 176,000 square kilometers, and recognized Brazil's exclusive right of navigation in the Lagoa Mirim and the Jaguarão River, the natural border between the countries. However, a dispute still exists in the vicinity of Masoller over which creek was meant to mark the border in that area. 1851 Boundary Treaty (Brazil–Uruguay) The 1851 Boundary Treaty established between Brazil and Uruguay