On the brink of revolution: The expansion of the Pernambucan Revolution (1817) to the backlands and the attack plan on the village of Icó (Ceará, Brasil): On the brink of revolution: The expansion of the Pernambucan Revolution (1817) to the backlands and the attack plan on the village of Icó (Ceará, Brasil). REVHIST [Internet]. 2024 Sep. 4 [cited 2025 Sep. 11];13(2):e322416. Available from: https://www.revista.ueg.br/index.php/revistahistoria/article/view/15062