Pedzisa mutsara unotevera: The October Revolution ya1917 muRussia yakatanga chimurenga chechimurenga chezvematongerwe enyika uye chemakomonisiti muEurope yose, kunyanya chimurenga cheGermany, chimurenga cheHungary, Biennio Rosso uye
hondo yechimurenga muFinland neFinnish Socialist Workers' Republic, iyo yakawana zviwanikwa zvikuru uye yakawana kubudirira kwakakura mumatanho ekutanga; onawo Revolutions of 1917-23.