This monument is a symbol of the Constitutionalist Revolution of 1932, and the biggest monument of the city of São Paulo. The height of the monument is 72 meters. The construction of the monument was started in 1947 and completed in 1970.
The obelisk is a project of the Italo-Brazilian sculptor Galileo Ugo Emendabili, who arrived at Brazil in 1923. The obelisk, made of pure travertino marble, was inaugurated in July 9, 1955, one year after the inauguration of Ibirapuera Park.