Answer:
Perestroika was a political, social and economic restructuring that took place in the Soviet Union during the 80's. Its principal AIM was to improve the Socialist system in the country.
Step-by-step explanation:
Perestroika was an attempt, under Mikhail Gorbachev's ruling, to restructure the Communist party and economy of the USSR since the quality of life within the country had been weakening in relation to the major Western countries. Perestroika was associated with greater openness in government, limited access to an open market, and very limited private ownership.