Perestroika: This term refers to the policy implemented by Soviet leader Mikhail Gorbachev, which aimed at restructuring and reforming the Soviet political and economic systems.
Glasnost: This term refers to Gorbachev's policy of openness that allowed for greater freedom of speech and information in the Soviet Union.
Oligarchs: These are wealthy individuals who gained immense power and influence during the privatization process in post-Soviet Russia.