The Soviets reacted aggressively to reform attempts because they feared losing control over large parts of eastern europe.
The Soviet Union which is formally known as the Union of Soviet Socialist republics was a communist state that spanned much of Eurasia from 1922 to 1991.
The Soviet union portrayed a federal type of government but in reality its government was highly centralized.
The Soviet union were against reform attempt because they feared they would lose control of a large section of Eastern Europe.
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