Facts: - issue: michael peter , emperor of bulgaria ivan benjamin - caption: seal of simeon i - succession: emperor of the bulgarians - spouses: two , unknown names - reign: 893 -- 27 may 927 - successor: peter i - mother: maria - predecessor: vladimir - death date: 27 may 927 - house: krum dynasty - father: boris i - birth date: 864/865 - name: simeon the great - image size: 250px - image: seal of simeon i of bulgaria.jpg - death place: preslav , bulgaria Based on these bullet points, write a short biography describing the life of simeon i of bulgaria .
simeon -lrb- also symeon -rrb- i the great -lrb- , transliterated '' simeon i veliki '' -rrb- ruled over bulgaria from 893 to 927 , during the first bulgarian empire .simeon 's successful campaigns against the byzantines , magyars and serbs led bulgaria to its greatest territorial expansion ever , making it the most powerful state in contemporary eastern europe .his reign was also a period of unmatched cultural prosperity and enlightenment later deemed the golden age of bulgarian culture .during simeon 's rule , bulgaria spread over a territory between the aegean , the adriatic and the black sea , and the new bulgarian capital preslav was said to rival constantinople .the newly independent bulgarian orthodox church became the first new patriarchate besides the pentarchy , and bulgarian glagolitic translations of christian texts spread all over the slavic world of the time .halfway through his reign , simeon assumed the title of emperor -lrb- '' tsar '' -rrb- , having prior to that been styled prince -lrb- '' knyaz '' -rrb- .