Revolutions of 1989 needed Western technology and credits to make up for its increasing backwardness. The costs of maintaining its military, the KGB, subsidies to foreign client states etc., further strained the moribund Soviet economy. The first signs of major reform came in 1986 when Gorbachev launched a policy of "glasnost" (openness) in the Soviet Union, and emphasized the need for "perestroika" (economic restructuring). By the spring of 1989, the Soviet Union had not only experienced lively media debate, but had also held its first multi-candidate elections in the newly established Congress of People's Deputies. While glasnost ostensibly advocated openness and political criticism,
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