About Grigory Zinoviev
Grigory Yevseyevich Zinoviev was a Russian revolutionary and Soviet politician. A prominent Old Bolshevik, Zinoviev was a close associate of Vladimir Lenin prior to 1917 and a leading figure in the early Soviet government. He served as chairman [predsedatel] of the Communist International (Comintern) from 1919 to 1926.
Biography source:
Wikipedia
