History of Ukrainian nationality Communist Party of the Soviet Union, such as Nikita Khrushchev and Leonid Brezhnev. Religion was still persecuted, with many churches being destroyed or converted into anti-religion museums, though the Uniate church survived in Western Ukraine by going underground. In 1988, Soviet premier Mikhail Gorbachev began to implement his policy of "glasnost", or “openness”. It gave Soviet citizens the freedom of speech with the specific intent of criticising corrupt Soviet officials. Political prisoners and dissidents were released while the media became less censored and controlled. Taking the cue from the Baltic nations, many other national groups within the USSR, including Ukrainians,
Foreign trade of the Soviet Union paying above-market prices for Soviet oil. The membership of Cuba, Mongolia, and Vietnam in Comecon has served Soviet foreign policy interests more than the economic welfare of Comecon members. In general, the more economically developed European members have supported the three less developed members by providing a large market for their exports, often at above-market prices. Most of Cuba's sugar and nickel and all of Mongolia's copper and molybdenum have been imported by the Soviet Union. In addition, the Soviet Union has established naval and air bases in Cuba and Vietnam. Since 1985 Gorbachev has called for an increase in