The concepts of Russification and satellite countries relate to Soviet expansion because the authority seeks to expands Soviet union and keeping its united while doing so.
Russification is a policy that was adopted to fish-out the people who wanted to reform Russia, hence, its aims to unite the Russian people around one leader who is Tsar.
Also, the Soviet expansion was the expansion of Soviet union towards the Eastern Europe.
In conclusion, the concepts of Russification and satellite countries relate to Soviet expansion because the authority seeks to expands Soviet union and keeping its united while doing so.
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