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| 1931 |
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| Establishment of the National Coffee Department, which year after year supervised the destruction of large quantities of coffee, in the hope of maintaining a good price in the world market. As coffee was Brazil's chief export, the collapse of coffee prices during the depression created much financial difficulty. | 1 |
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| 1932, Feb |
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| Vargas announced a new electoral code, introducing the secret ballot, lowering the voting age to 21, and giving the vote to women. | 2 |
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| July–Oct |
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| A revolt broke out in São Paulo, led by agrarian and industrial elites who demanded that Vargas fulfill his promise to call a constitutional assembly. Vargas, who sought either to co-opt social and political movements or to crush them, quickly suppressed the revolt but also sought a rapid conciliation. In the end, this regionalist revolt served to strengthen the cause of centralism in Rio. | 3 |
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