The Kontrrazvedka was the counterintelligence division of the Revolutionary Insurgent Army of Ukraine. Its main functions were to carry out military reconnaissance, the prosecution of captured enemies
Members of the Union of Poor Peasants.
Lev Zadov, founding member and chief of the Kontrrazvedka.
Dmitry Popov, the chief of the Kontrrazvedka during its operations in Katerynoslav.
Halyna Kuzmenko, one of the founding members of the Commission for Anti-Makhnovist Activities.
Aron Davydovych Baron was a Ukrainian Jewish anarchist revolutionary. Following the suppression of the 1905 Revolution, he fled to the United States, where he met his wife Fanya Baron and participated
Aron Baron (1911)
Aron and Fanya Baron in Russia
Aron Baron in exile with wife and daughter Voltairina