The Brazilian Constitution of 1937, promulgated by President Getúlio Vargas on November 10, 1937, was Brazil's fourth constitution and the third of the republican period. It was instituted on the same

Olímpio Mourão Filho was a Brazilian military officer known as the author of the Cohen Plan, a forged document used to justify the Estado Novo coup in 1937, and, as head of the 4th Military Region/Inf