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 over his domestic reforms, Gorbachev was largely hailed in the West for his 'New Thinking' doctrine in foreign affairs. During his tenure, he sought to improve relations and trade with the West by reducing Cold War tensions. He established close relationships with several Western leaders, such as West German Chancellor Helmut Kohl, U.S. President Ronald Reagan, and British Prime Minister Margaret Thatcher, who famously remarked, "I like Mr. Gorbachev; we can do business together". Gorbachev understood the link between achieving international détente and domestic reform and thus began extending "New Thinking" abroad immediately. On 8 April 1985, he announced the