1991 Soviet coup d'état attempt attempt. Since assuming power as General Secretary of the Communist Party of the Soviet Union in 1985, Gorbachev had embarked on an ambitious program of reform, embodied in the twin concepts of "perestroika" and "glasnost", meaning economic/political restructuring and openness, respectively. These moves prompted resistance and suspicion on the part of hardline members of the "nomenklatura". The reforms also unleashed some forces and movements that Gorbachev did not expect. Specifically, nationalist agitation on the part of the Soviet Union's non-Russian minorities grew, and there were fears that some or all of the union republics might secede. In 1991, the Soviet
Mikhail Gorbachev major campaign to limit alcohol consumption, which Gorbachev—who believed it would improve health and work efficiency—oversaw. His wife keenly supported the measure. As a result, crime rates fell and life expectancy grew slightly between 1986 and 1987. The reform had significant costs to the Soviet economy, resulting in losses of up to $100 billion between 1985 and 1990. Gorbachev later considered the campaign to have been an error. In April 1986 the Chernobyl disaster occurred; in the immediate aftermath, officials fed Gorbachev incorrect information to downplay the incident. As the scale of the disaster became apparent, 336,000 people were evacuated