During the first few decades of the Brazilian Republic, oligarchs from São Paulo and Minas Gerais dominated the national political scene. They had a simple but effective deal: one state would work to elect their own President, and in the following election, it would be the other state’s turn to choose the President-to-be.
In 1930, São Paulo ignored the deal and launched its own successful presidential bid – and succeeded. Elites from Minas Gerais challenged the election and refused to accept the results. Meanwhile, groups from other states seized the opportunity to break the São Paulo-Minas Gerais monopoly over the...