What is "Perestroika"?
1. It is an air missile defence system of Russia
2. It is an anti-tank missile of USA
3. It is the economic and political reform policies of former USSR
4. It is an organisation of world great leaders

3

"Perestroika" : It is the economic and political reform policies of the former USSR.

Mikhail Gorbachev, who assumed the role of the last leader of the Soviet Union from 1985 to 1991, is renowned for ushering in a transformative era characterized by innovative economic and political reforms encapsulated in "perestroika" (restructuring) and "glasnost" (openness). Perestroika was a series of economic and political reforms initiated by Mikhail Gorbachev in the Soviet Union during the 1980s, aimed at restructuring and revitalizing the Soviet economy and political system.