President Washington Luís, who was supported by São Paulo oligarchies, broke the expected alternation between São Paulo and Minas and supported a candidate who was also from São Paulo, Júlio Prestes.
Pada tahun 1930, presiden Washington Luiz, yang didukung oleh São Paulo oligarki, melanggar aturan alternance antara São Paulo dan Minas dan didukung calon yang juga dari São Paulo, Júlio Prestes.