Post-Soviet transition in Ukraine Post-Soviet transition in Ukraine The post-Soviet transition in Ukraine was established following the country's independence in 1991 up until the adoption of its constitution in 1996. Ukraine's territory (including the Crimean Peninsula) was the same as that of the Ukrainian SSR with a land area of about 603,700 km. The Ukrainian Soviet Socialist Republic was one of the founding states of the Soviet Union (USSR). In 1985, Mikhail Gorbachev became head of state of the USSR and introduced a number of policies, such as the perestroika and glasnost. Instead of saving the Soviet regime, the reforms triggered a number of
Premier of the Soviet Union the Presidium of the Supreme Soviet. The Premier was tasked with resolving all state administrative duties within the jurisdiction of the USSR to the degree which were not the responsibility of the Supreme Soviet or the Presidium. The Premier managed the national economy, formulated the five-year plans and ensured socio-cultural development. When Nikolai Ryzhkov was replaced as premier by Valentin Pavlov, the Council of Ministers was renamed the Cabinet of Ministers. The premier's title was changed to Prime Minister of the Soviet Union, though most non-Soviet sources had referred to the job as "Premier" or "Prime Minister" for some time