The Pampas Republic is the Southern area of Brazil which, because the geographical isolation, proximity to the neighboring Spanish-speaking countries, and European Immigration, mainly Germans, Italians, and Slavs, has developed a distict identity.

Inhabitate by the brave Gaucho, the Rio Grande do Sul has been once independent. In Setember 1836, Antônio de Sousa Netto a leader in the Farroupilha Revolution had proclaimed the a Piratini Republic . The first president was Bento Gonçalves. The newly-proclaimed republic had international recognition from the United Kingdom. However, in March, 1841 the Truce of Ponche Verde returned that country into the Brazilian Empire.

Once again, in September of 1892, a revolt proclaimed the independence of Rio Grande do Sul, that lasted to 1894.

In 1992, a nurse, Irton Marx, started to publish and make a campaign for a plebecit to secession of the southern states. Paraná, Santa Catarina, Rio Grande do Sul would make the Pampas Republic. Whose official languages would be, Portuguese, German, and Italian.

Irton Marx was persecuted by the Brazilian Federal Police, and for a brief time he seek refuge in Uruguay. Later, he was prosecuted and condemned by his ideas, being ultemaly released. Due his right-wing ideology, sometimes he is acused by the media of planning to create a neo-nazist state, ignoring his jewish ancestry.