Politburo of the Communist Party of the Soviet Union
Mikhail Ivanovich Kalinin ( ; 3 June 1946), known familiarly by Soviet citizens as "Kalinych", was an Old Bolshevik revolutionary and a Soviet politician. He served as head of state of the Russian Soviet Federative Socialist Republic and later of the Soviet Union from 1919 to 1946. From 1926, he was a member of the Politburo of the Communist Party of the Soviet Union.