Description of certain events is always subjective. Even close people like married couple, who share the dearest moment of their life, sometimes rate things differently. Moreover, chronicles are usually written by winners, who justify their actions, show those who lost in a bad light and strictly suppress alternative opinions. Historical chronicles are one of the most committed writings in the world. The fundamental work of Nikolay Karamzin “History of the Russian State” is one of best databases for comparative analysis, written with the approval of the Emperor Alexander I.