Dogadov was leader of the Kazan Metal Workers' Union and participated in the 1905 Russian Revolution and was later arrested in 1907. He then moved to Baku and was active inthr Bolshevik circles of the Caucasus. In 1910 he was sent to France and was student in the Longjumeau Party School and after the end of his studies he returned to Kazan and became a delegate to the 6th Conference of the Russian Social Democratic Labour Party in Prague. Once he returned to Russia he was once again arrested and exiled to Yaransk.