Events in the year 1840 in Brazil.
Incumbents
editEvents
edit- 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
edit- 9 June: Custódio José de Melo, admiral and politician (d. 1902)
Deaths
edit
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