Emperor Alexander I, undoubtedly, it is possible to name the most enigmatic and contradictory figure among the Russian sovereigns of XIX of century. Republican on persuasions, he the fourth of century was occupied by the Russian throne. Winner of Napoleon and liberator of Europe, he went down in history as Alexander Blessed - however contemporaries, and later historians and writers accused him of weakness, hypocrisy and other vices, unworthy monarch. The circumstances of his care are mysterious, finally, from life. About the riddle of emperor Alexander the known writer and publicist Alexander Archangelic tell in the book.