Title: Borba partii bolʹshevikov protiv trot︠s︡kizma
Subjects: Rossiĭskai︠a︡ sot︠s︡ial-demokraticheskai︠a︡ rabochai︠a︡ partii︠a︡, History
People: Vladimir Ilʹich Lenin (1870-1924), Leon Trotsky (1879-1940)