Postcard in honor of the MMDC, with Latin inscriptions: Dulce et decorum est pro patria mori ("It is sweet and honorable to die for the country"), Pro brasilia fiant eximia ("For Brazil, do the best"), Non ducor, duco ("I am not driven, I drive") and In Hoc Signo Vinces ("With this sign you will win").
M.M.D.C. it is the initialism by which the names of the martyrs of Brazil's "Constitutionalist Movement" of 1932, which culminated in the uprising called the Constitutionalist Revolution, which broke out on July 9 of that year, were represented.