Title: Prelude to revolution; the Petrograd Bolsheviks and the July 1917 uprising
Subjects: History, Rossiĭskai͡a sot͡sial-demokraticheskai͡a rabochai͡a partii͡a, Rossiĭskai︠a︡ sot︠s︡ial-demokraticheskai︠a︡ rabochai︠a︡ partii︠a︡
Places: Saint Petersburg (Russia), Soviet Union
Time periods: Revolution, 1917-1921