Mikhail Gorbachev and following the Chernobyl disaster of 1986 pursued this agenda. Gorbachev's policies of "glasnost" ("openness") and "perestroika" ("restructuring") and his reorientation of Soviet strategic aims contributed to the end of the Cold War. Under this program, the role of the Communist Party in governing the state was removed from the constitution, which inadvertently led to crisis-level political instability with a surge of regional nationalist and anti-communist activism culminating in the dissolution of the Soviet Union. Gorbachev later expressed regret for his failure to save the Soviet state, though he has insisted that his policies were not failures but rather were
Printed media in the Soviet Union which included crime, drugs, accidents, natural disasters, occupational injuries, official organs of censorship, security, intelligence, schedules of travel for the political leadership, arms sales abroad, crime or morale problems in the armed forces, hostile actions against Soviet citizens abroad, and special payments and education for athletes. After 1985 Gorbachev's policy of openness gave editors a freer hand to publish information on many of these subjects. In the 1980s, regional newspapers differed in several ways from all-union newspapers. The distribution of regional newspapers varied from circulation at the republic level to circulation in a province, city, or district. The party allowed