Events in the year 1840 in Brazil.
Incumbents Monarch: Pedro II
Events Last remaining group of Cabanagem rebels, under leadership of Gonçalo Jorge de Magalhães, surrenders Ragamuffin War: rebels of the Riograndense Republic refused an offer of amnesty by the Empire of Brazil, although it was clear that they had no chances of winning
Births 9 June: Custódio José de Melo, admiral and politician (d. 1902)
Deaths
References