Communist Party of the Soviet Union reinvigorated the party ideology by adding new concepts and updating older ones. A positive consequence of this was the allowance of "pluralism of thought" and a call for the establishment of "socialist pluralism" (literally, socialist democracy). He introduced a policy of "glasnost" (Russian: "openness", "transparency") in 1986, which led to a wave of unintended democratization. According to Russian scholar Archie Brown, the democratization of the Soviet Union brought mixed blessings to Gorbachev; it helped him to weaken his conservative opponents within the party but brought out accumulated grievances which had been oppressed during the previous decades. In reaction to these
Mikhail Gorbachev from the area around Chernobyl. Taubman noted that the disaster marked "a turning point for Gorbachev and the Soviet regime". Gorbachev later described the incident as one which made him appreciate the scale of incompetence and cover-ups in the Soviet Union. From April to the end of the year, Gorbachev became increasingly open in his criticism of the Soviet system, including food production, state bureaucracy, the military draft, and the large size of the prison population. Gorbachev's primary goal as general secretary was to revive the Soviet economy after the stagnant Brezhnev years. In 1985, he announced that the economy