In this article, the authors explore a little-known segment of the life and work of the ideological founder and leader of the national liberation movement, the Alash party of the early twentieth century, the founder and head of the Autonomous Republic of Alash A.N. Bukeikhana in the early years of the establishment of Soviet power in Kazakhstan. After the establishment of Soviet power in Kazakhstan, he lived and worked in his native country for less than two years -from August 1920 to December 1922. New historical materials found in the fund of the Central State Archive of the Republic of Kazakhstan and the central archives of the Russian Federation (Russian State Archive of Socio-Political History, Department of Archives of the Federal Security Service of the Russian Federation), as well as collections on the movement and the Alash party, individual historical documents, published in the periodical press, allow us to restore the little-studied periods of the life and work of A.N. Bukeikhana (1920-1922), conducted by him in his homeland.