on Trujillo in Radio Mil Diez, in exchange for allowing its Dominican sister party to operate openly. The deal between Trujillo and the Cuban PSP initiated a short period of political liberalization in the Dominican Republic. Closure In May 1948 Radio Mil Diez was closed down by the Ramón Grau government. Revolution From January 1959 Radio Mil Diez reappeared and voiced enthusiastic support for the Cuban revolution, whilst remaining close to the PSP party line of reaffirming support for the communist 'old guard' in the labour movement. References Radio stations established in 1943 Radio stations disestablished in 1948 Popular Socialist Party (Cuba) Radio stations in Cuba Mass media in Havana