High Quality Content by WIKIPEDIA articles! Osman`s Dream is an Old Turkish epic poem, narrative history, attributed to Osman I of Ottoman Empire, but most probably unknown authorship, dating at the 13th century. The work alludes to a dream experienced by the first sultan, Osman I, consisting of a summary of the rise and growth of the empire four centuries before the events happened. The dream illuminates via myth some of the conditions and ambitions in existence at the dawn of the Ottoman institution.