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
Mikhail Gorbachev businesses in the service, manufacturing, and foreign-trade sectors. The law initially imposed high taxes and employment restrictions, although these were ignored by some Soviet Socialist Republics (SSRs). Later, the restrictions were revised to avoid discouraging private-sector activity. Under the provision for private ownership, cooperative restaurants, shops, and manufacturers became part of the Soviet scene. Under the new law, the restructuring of large "All-Union" industrial organizations also began. Aeroflot was split up, eventually becoming several independent airlines. These newly autonomous business organisations were encouraged to seek foreign investment. In June 1988, at the CPSU's Party Conference, Gorbachev launched radical reforms meant