 Open conflict between prominent Muslim theorists such as Mirsäyet Soltanğäliev and Lenin and Stalin broke out in 1919 at the Second Congress of the Communist International over the autonomy of the Muslim Communist Party as well as at the Congress of the Peoples of the East and the First Conference of the Turkic Peoples' Communists of Soviet Russia and significantly at the Tenth Congress of the Bolshevik Party (April 1921).The crisis resulted in the purge of the Communist Party of Turkestan in December 1922 and the arrest of Sultan Galiev in 1923.Galiev was the first Bolshevik Party member to be arrested by Stalin.