Mikhail Gorbachev from the area around Chernobyl. Taubman noted that the disaster marked "a turning point for Gorbachev and the Soviet regime". Gorbachev later described the incident as one which made him appreciate the scale of incompetence and cover-ups in the Soviet Union. From April to the end of the year, Gorbachev became increasingly open in his criticism of the Soviet system, including food production, state bureaucracy, the military draft, and the large size of the prison population. Gorbachev's primary goal as general secretary was to revive the Soviet economy after the stagnant Brezhnev years. In 1985, he announced that the economy
Mikhail Gorbachev announced the full withdrawal of Soviet forces from Afghanistan. The withdrawal was completed the following year, although the civil war continued as the Mujahedin pushed to overthrow the pro-Soviet Najibullah government. An estimated 14,453 Soviets were killed between 1979 and 1989 as a result of the Afghanistan War. Also during 1988, Gorbachev announced that the Soviet Union would abandon the Brezhnev Doctrine, and allow the Eastern bloc nations to freely determine their own internal affairs. Jokingly dubbed the "Sinatra Doctrine" by Gorbachev's Foreign Ministry spokesman Gennadi Gerasimov, this policy of non-intervention in the affairs of the other Warsaw Pact states