Peaceful Revolution increasingly lacked the materials to continue the arms race with the Reagan-era United States – particularly with a drawn-out war in Afghanistan – and the resources to control Central and Eastern Europe. With his economic and sociopolitical reform program as well as his disarmament initiatives, Gorbachev therefore sought to take appropriate steps. Having initiated a policy of "glasnost" (openness) and emphasized the need for "perestroika" (economic restructuring), Gorbachev essentially permitted the six member states of the Warsaw Pact to now each take their own direction with their own reforms. While those reforms implemented the Soviet Union were met with broad
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