The Moscow trials were a series of show trials held by the Soviet Union between 1936 and 1938 at the instigation of Joseph Stalin. They were nominally directed against "Trotskyists" and members of the
Prosecutor General Vyshinsky (centre), reading the indictment, in 1937
Joseph Stalin, General Secretary of the Communist Party. Alexei Rykov, Chairman of the Council of People's Commissars (Prime Minister). Lev Kamenev, Deputy Chairman of the Council of People's Commissars (Deputy Prime Minister). Grigory Zinoviev, Chairman of the Comintern's Executive Committee, April 1925