Title: Velikai︠a︡ Okti︠a︡brʼskai︠a︡ sot︠s︡ialisticheskai︠a︡ revoli︠u︡t︠s︡ii︠a︡ i mirovai︠a︡ sot︠s︡ialisticheskai︠a︡ sistema
Subjects: Communism, Foreign economic relations
Places: Soviet Union, Eastern Europe, Communist countries