Rio de Janiero ; These are Presidential candidates in the Brazilian elections . Clockwise from upper left are : Juscelino Kubitschek , Social Democratic party and Trabalihista Brasiliero Party , who has the support of the Vargas faction ; Adhemar de Barrio , of the Social Progressista Party ; Plinio Salgado of the Popular Representation Party and General Juarez Tavora , of the Coalition National Democratic Union , Christian Democratic Party . 30 September 1955