Dissolution of the Soviet Union and decisions of specific individuals (usually Gorbachev and Yeltsin). One characteristic example of intentionalist writing is historian Archie Brown's "The Gorbachev Factor", which argues Gorbachev was the main force in Soviet politics at least in the period 1985–1988 and even later largely spearheaded the political reforms and developments as opposed to being led by events. This was especially true of the policies of "perestroika" and "glasnost", market initiatives and foreign policy stance as political scientist George Breslauer has seconded, labelling Gorbachev a "man of the events". In a slightly different vein, David Kotz and Fred Weir have contended that 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