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 the flag of the Soviet Union was lowered from the Kremlin and was replaced with the Russian tricolor flag. The next day, 26 December, the Soviet of the Republics, the upper chamber of the Supreme Soviet, declared that the Soviet Union had ceased to exist as a functioning state, and formally voted both itself and the Union out of existence. Two days after Gorbachev left office, on 27 December 1991, Yeltsin moved into Gorbachev's old office. Gorbachev had aimed to maintain the CPSU as a united party but move it in the direction of Scandinavian-style social democracy. But when the