Problemas ( Portuguese: Problems) was a monthly political magazine published in Rio de Janeiro, Brazil. [1] It was subtitled Revista Mensal de Cultura Política. [2] The magazine was first published in August 1947. [1] It was the official media outlet of the Brazilian Communist Party and was published by its central committee. [3] Diogenes Arruda who was a member of the Communist Party's national secretary was the editor of the magazine. [4] It included only translations of the articles from communist magazines without covering the events in Brazil. [3] The magazine ceased publication in 1957. [3]