1936 Event Trial against Ljev Kamenev and Grigori Zinovjev because of "Trotskyism" opens in Moscow 1932 Event Stalin forces Zinoviev and Kamenev out of Communist Party 1917 Event Lenin speaks against Kamenev, Kollontai, Stalin and Trotsky 1917 Event Stalin, Kamenev and Muranov arrives in St. Petersburg
