Vashchenko I. Ukrainization policy in 1920-1930 -s in Ukraine: problems of historiography.

The PhD the sis devoted to the Ukrainian historical science research of the policy of "Ukrainization". The stuly of a complex of historical sources, a comparative analysis of the main periods of problem and also some ideological approaches in a publication of period 1920-1990 are shown here. The research methodology is an adoption of the special-historical methods of analysis of the principles of social science familiarization. By analysing systems and by generalizing the data storage it was discovered in modern national historical literature . A complex picture of a historical graphic of " Ukranization" was created and analyzed . The general traits of the scientists works who belonged to different schools and branches were studied here. The recommendation for using a historical graphic of "Ukranization" by contemporary Ukrainian scientists were given here.