They had problems with trade because of the unstable government so they couldnt make "money" as easily
is steam engine one of the options?
Answer:
it was recorded in many documents
Explanation:
<span>the Union of Soviet Socialist Republics abbreviated to the USSR or a shortened to the Soviet Union, was a Marxist–Leninist state on the Eurasian continent that existed between 1922 and 1991.
hope i helped!!!!!!</span>