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
1989 Sino-Soviet Summit the original plans of receiving the Soviet delegation with a grand ceremony at Tiananmen Square had to be scratched. Instead, the Soviet delegation only received a small welcoming ceremony at the airport. Some students who were occupying the square were holding banners and hailing Gorbachev as “The Ambassador of Democracy” as a result of the political reforms Gorbachev has instituted back in the Soviet Union. On May 16, 1989, Mikhail Gorbachev finally met with the Chinese paramount leader, Deng Xiaoping, at the Great Hall of the People. Gorbachev also met with General Secretary Zhao Ziyang and the Premier of the