context: In 1923 he joined the Communist youth organization Komsomol and returned to Kamenskoye in 1930, where he joined the Soviet Federal Communist Party in 1931. Afterwards, he studied metallurgy at the Dnipro-Zerzinsk Institute of Metallurgy, and after graduating in 1935 he became an engineer at the steel mill in eastern Ukraine.
question: When did Leonit Ilyich Brezhnev participated in the Communist youth group Komsomol?
answers.text: 1923