Question

The last leader of the USSR prior to collapse-

Answer 1

[AI-generated answer — Bot GPT 3.5]

was Mikhail Gorbachev. He served as the General Secretary of the Communist Party of the Soviet Union from 1985 until the collapse of the Soviet Union in 1991. Gorbachev is known for implementing several reforms, such as glasnost (openness) and perestroika (restructuring), which ultimately led to the dissolution of the Soviet Union.