Explanation

Mikhail Sergeyevich was a Russian and former Soviet politician.

The eighth and final leader of the Soviet Union

he was the General Secretary of the Communist Party of the Soviet Union from 1985 until 1991.

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The Soviet Union, officially the Union of Soviet Socialist Republics

A flagship communist state, it was nominally a federal union of fifteen national republics

It was the largest country in the world, covering over 22,402,200 square kilometers (8,649,500 sq mi)

spanning eleven time zones.

Capital and largest city: Moscow

Leader  

• 1922–1924: Vladimir Lenin

• 1924–1953: Joseph Stalin

• 1953: Georgy Malenkov

• 1953–1964 : Nikita Khrushchev

• 1964–1982: Leonid Brezhnev

• 1982–1984: Yuri Andropov

• 1984–1985: Konstantin Chernenko

• 1985–1991: Mikhail Gorbachev

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Currency: Soviet ruble (Rbl) (SUR)

ND7-5-2023