perestroika
political movement for reformation within the Communist Party of the Soviet Union during the 1980s, widely associated with Soviet leader Mikhail Gorbachev and his glasnost policy reform
en-US/ˌpɛɹɛˈstɹɔɪkə/
en-GB/pɜːɹztɹɔɪkə/
political movement for reformation within the Communist Party of the Soviet Union during the 1980s, widely associated with Soviet leader Mikhail Gorbachev and his glasnost policy reform