The South is My Country movement includes three stars which represent Paraná, Santa Catarina and Rio Grande do Sul. On 1 October 2016, Plebisul - an unofficial referendum - was held. Voters were asked if they wanted to secede from Brazil, forming a new country with the three states. A total of 616,917 votes (which represents less than 3% the number of registered voters in these states) were counted according to the organizers of the ballot, 95% voting "yes". They were hoping to reach up to a million votes throughout the three Brazilian states. Some academics claim that the movement bases its separatist claims in
Amazon River the northern slope of the valley. The drainage area of the Amazon basin above Óbidos city is about , and, below, only about (around 20%), exclusive of the of the Tocantins basin. The Tocantins River enters the southern portion of the Amazon delta. In the lower reaches of the river, the north bank consists of a series of steep, table-topped hills extending for about from opposite the mouth of the Xingu as far as Monte Alegre. These hills are cut down to a kind of terrace which lies between them and the river. On the south bank, above the Xingu,