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
Argentina–Uruguay border former Eastern Band of the rest of the Viceroyalty of Rio de La Plata. Depending on the presence of this river, the border between Uruguay and Argentina was not disputed. From 1815 to 1816 the government of the United Kingdom of Portugal, Brazil and the Algarves (Brazil before independence) tried to annex the region of the current Uruguay to Brazil. This occurred with the Brazilian victory against Uruguay during the Battle of Tacuarembó in 1820. The region was called Province of Cisplatina of already independent Empire of Brazil. It was echoed by Uruguayan supported by troops from Argentina on 25